Home / 26,113.08-36,036.88-14,781.72

Finding the Fourth Proportional to 26,113.08, 36,036.88 and 14,781.72

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Solution

The fourth proportional to 26,113.08, 36,036.88 and 14,781.72 is: 20,399.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,113.08 : 36,036.88 = 14,781.72 : x
  2. Step 2: Convert to fraction form
    26,113.08/36,036.88 = 14,781.72/x
  3. Step 3: Cross multiply
    26,113.08x = 36,036.88 × 14,781.72
  4. Step 4: Simplify right side
    26,113.08x = 532,687,069.83
  5. Step 5: Solve for x
    x = 532,687,069.83/26,113.08
  6. Step 6: Final answer
    x = 20,399.24

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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.