Home / 26,456.28-39,677.70-9,807.12

Finding the Fourth Proportional to 26,456.28, 39,677.70 and 9,807.12

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Solution

The fourth proportional to 26,456.28, 39,677.70 and 9,807.12 is: 14,708.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,456.28 : 39,677.70 = 9,807.12 : x
  2. Step 2: Convert to fraction form
    26,456.28/39,677.70 = 9,807.12/x
  3. Step 3: Cross multiply
    26,456.28x = 39,677.70 × 9,807.12
  4. Step 4: Simplify right side
    26,456.28x = 389,123,965.22
  5. Step 5: Solve for x
    x = 389,123,965.22/26,456.28
  6. Step 6: Final answer
    x = 14,708.19

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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.