Home / 26,320.06-39,489.41-16,447.78

Finding the Fourth Proportional to 26,320.06, 39,489.41 and 16,447.78

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Solution

The fourth proportional to 26,320.06, 39,489.41 and 16,447.78 is: 24,677.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,320.06 : 39,489.41 = 16,447.78 : x
  2. Step 2: Convert to fraction form
    26,320.06/39,489.41 = 16,447.78/x
  3. Step 3: Cross multiply
    26,320.06x = 39,489.41 × 16,447.78
  4. Step 4: Simplify right side
    26,320.06x = 649,513,128.01
  5. Step 5: Solve for x
    x = 649,513,128.01/26,320.06
  6. Step 6: Final answer
    x = 24,677.49

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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.