Home / 38,923.18-53,716.72-22,156.18

Finding the Fourth Proportional to 38,923.18, 53,716.72 and 22,156.18

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Solution

The fourth proportional to 38,923.18, 53,716.72 and 22,156.18 is: 30,577.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,923.18 : 53,716.72 = 22,156.18 : x
  2. Step 2: Convert to fraction form
    38,923.18/53,716.72 = 22,156.18/x
  3. Step 3: Cross multiply
    38,923.18x = 53,716.72 × 22,156.18
  4. Step 4: Simplify right side
    38,923.18x = 1,190,157,317.33
  5. Step 5: Solve for x
    x = 1,190,157,317.33/38,923.18
  6. Step 6: Final answer
    x = 30,577.08

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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.