Home / 29,231.68-40,344.98-16,488.76

Finding the Fourth Proportional to 29,231.68, 40,344.98 and 16,488.76

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Solution

The fourth proportional to 29,231.68, 40,344.98 and 16,488.76 is: 22,757.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,231.68 : 40,344.98 = 16,488.76 : x
  2. Step 2: Convert to fraction form
    29,231.68/40,344.98 = 16,488.76/x
  3. Step 3: Cross multiply
    29,231.68x = 40,344.98 × 16,488.76
  4. Step 4: Simplify right side
    29,231.68x = 665,238,692.42
  5. Step 5: Solve for x
    x = 665,238,692.42/29,231.68
  6. Step 6: Final answer
    x = 22,757.46

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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.