Home / 26,426.46-36,468.10-14,489.90

Finding the Fourth Proportional to 26,426.46, 36,468.10 and 14,489.90

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Solution

The fourth proportional to 26,426.46, 36,468.10 and 14,489.90 is: 19,995.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,426.46 : 36,468.10 = 14,489.90 : x
  2. Step 2: Convert to fraction form
    26,426.46/36,468.10 = 14,489.90/x
  3. Step 3: Cross multiply
    26,426.46x = 36,468.10 × 14,489.90
  4. Step 4: Simplify right side
    26,426.46x = 528,418,903.62
  5. Step 5: Solve for x
    x = 528,418,903.62/26,426.46
  6. Step 6: Final answer
    x = 19,995.83

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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.