Home / 59,013.36-81,447.12-38,867.04

Finding the Fourth Proportional to 59,013.36, 81,447.12 and 38,867.04

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Solution

The fourth proportional to 59,013.36, 81,447.12 and 38,867.04 is: 53,642.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,013.36 : 81,447.12 = 38,867.04 : x
  2. Step 2: Convert to fraction form
    59,013.36/81,447.12 = 38,867.04/x
  3. Step 3: Cross multiply
    59,013.36x = 81,447.12 × 38,867.04
  4. Step 4: Simplify right side
    59,013.36x = 3,165,608,470.92
  5. Step 5: Solve for x
    x = 3,165,608,470.92/59,013.36
  6. Step 6: Final answer
    x = 53,642.23

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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.