Home / 26,426.32-39,614.06-9,781.83

Finding the Fourth Proportional to 26,426.32, 39,614.06 and 9,781.83

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Solution

The fourth proportional to 26,426.32, 39,614.06 and 9,781.83 is: 14,663.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,426.32 : 39,614.06 = 9,781.83 : x
  2. Step 2: Convert to fraction form
    26,426.32/39,614.06 = 9,781.83/x
  3. Step 3: Cross multiply
    26,426.32x = 39,614.06 × 9,781.83
  4. Step 4: Simplify right side
    26,426.32x = 387,498,024.98
  5. Step 5: Solve for x
    x = 387,498,024.98/26,426.32
  6. Step 6: Final answer
    x = 14,663.34

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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.