Home / 42,085.28-58,077.96-22,966.40

Finding the Fourth Proportional to 42,085.28, 58,077.96 and 22,966.40

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Solution

The fourth proportional to 42,085.28, 58,077.96 and 22,966.40 is: 31,693.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,085.28 : 58,077.96 = 22,966.40 : x
  2. Step 2: Convert to fraction form
    42,085.28/58,077.96 = 22,966.40/x
  3. Step 3: Cross multiply
    42,085.28x = 58,077.96 × 22,966.40
  4. Step 4: Simplify right side
    42,085.28x = 1,333,841,660.54
  5. Step 5: Solve for x
    x = 1,333,841,660.54/42,085.28
  6. Step 6: Final answer
    x = 31,693.78

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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.