Home / 26,931.61-40,337.26-19,519.04

Finding the Fourth Proportional to 26,931.61, 40,337.26 and 19,519.04

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Solution

The fourth proportional to 26,931.61, 40,337.26 and 19,519.04 is: 29,234.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,931.61 : 40,337.26 = 19,519.04 : x
  2. Step 2: Convert to fraction form
    26,931.61/40,337.26 = 19,519.04/x
  3. Step 3: Cross multiply
    26,931.61x = 40,337.26 × 19,519.04
  4. Step 4: Simplify right side
    26,931.61x = 787,344,591.43
  5. Step 5: Solve for x
    x = 787,344,591.43/26,931.61
  6. Step 6: Final answer
    x = 29,234.96

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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.