Home / 38,972.28-53,785.26-22,210.68

Finding the Fourth Proportional to 38,972.28, 53,785.26 and 22,210.68

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Solution

The fourth proportional to 38,972.28, 53,785.26 and 22,210.68 is: 30,652.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,972.28 : 53,785.26 = 22,210.68 : x
  2. Step 2: Convert to fraction form
    38,972.28/53,785.26 = 22,210.68/x
  3. Step 3: Cross multiply
    38,972.28x = 53,785.26 × 22,210.68
  4. Step 4: Simplify right side
    38,972.28x = 1,194,607,198.58
  5. Step 5: Solve for x
    x = 1,194,607,198.58/38,972.28
  6. Step 6: Final answer
    x = 30,652.74

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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.