Home / 38,710.24-53,420.70-22,577.10

Finding the Fourth Proportional to 38,710.24, 53,420.70 and 22,577.10

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Solution

The fourth proportional to 38,710.24, 53,420.70 and 22,577.10 is: 31,156.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,710.24 : 53,420.70 = 22,577.10 : x
  2. Step 2: Convert to fraction form
    38,710.24/53,420.70 = 22,577.10/x
  3. Step 3: Cross multiply
    38,710.24x = 53,420.70 × 22,577.10
  4. Step 4: Simplify right side
    38,710.24x = 1,206,084,485.97
  5. Step 5: Solve for x
    x = 1,206,084,485.97/38,710.24
  6. Step 6: Final answer
    x = 31,156.73

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.