Home / 40,508.86-60,785.16-19,732.36

Finding the Fourth Proportional to 40,508.86, 60,785.16 and 19,732.36

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Solution

The fourth proportional to 40,508.86, 60,785.16 and 19,732.36 is: 29,609.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,508.86 : 60,785.16 = 19,732.36 : x
  2. Step 2: Convert to fraction form
    40,508.86/60,785.16 = 19,732.36/x
  3. Step 3: Cross multiply
    40,508.86x = 60,785.16 × 19,732.36
  4. Step 4: Simplify right side
    40,508.86x = 1,199,434,603.29
  5. Step 5: Solve for x
    x = 1,199,434,603.29/40,508.86
  6. Step 6: Final answer
    x = 29,609.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.