Home / 38,710.77-53,422.74-22,800.33

Finding the Fourth Proportional to 38,710.77, 53,422.74 and 22,800.33

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Solution

The fourth proportional to 38,710.77, 53,422.74 and 22,800.33 is: 31,465.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,710.77 : 53,422.74 = 22,800.33 : x
  2. Step 2: Convert to fraction form
    38,710.77/53,422.74 = 22,800.33/x
  3. Step 3: Cross multiply
    38,710.77x = 53,422.74 × 22,800.33
  4. Step 4: Simplify right side
    38,710.77x = 1,218,056,101.50
  5. Step 5: Solve for x
    x = 1,218,056,101.50/38,710.77
  6. Step 6: Final answer
    x = 31,465.56

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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.