Home / 26,931.27-40,352.45-15,654.98

Finding the Fourth Proportional to 26,931.27, 40,352.45 and 15,654.98

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Solution

The fourth proportional to 26,931.27, 40,352.45 and 15,654.98 is: 23,456.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,931.27 : 40,352.45 = 15,654.98 : x
  2. Step 2: Convert to fraction form
    26,931.27/40,352.45 = 15,654.98/x
  3. Step 3: Cross multiply
    26,931.27x = 40,352.45 × 15,654.98
  4. Step 4: Simplify right side
    26,931.27x = 631,716,517.66
  5. Step 5: Solve for x
    x = 631,716,517.66/26,931.27
  6. Step 6: Final answer
    x = 23,456.62

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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.