Home / 31,581.80-43,635.16-24,918.12

Finding the Fourth Proportional to 31,581.80, 43,635.16 and 24,918.12

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Solution

The fourth proportional to 31,581.80, 43,635.16 and 24,918.12 is: 34,428.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,581.80 : 43,635.16 = 24,918.12 : x
  2. Step 2: Convert to fraction form
    31,581.80/43,635.16 = 24,918.12/x
  3. Step 3: Cross multiply
    31,581.80x = 43,635.16 × 24,918.12
  4. Step 4: Simplify right side
    31,581.80x = 1,087,306,153.10
  5. Step 5: Solve for x
    x = 1,087,306,153.10/31,581.80
  6. Step 6: Final answer
    x = 34,428.25

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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.