Home / 29,231.77-40,337.42-16,488.11

Finding the Fourth Proportional to 29,231.77, 40,337.42 and 16,488.11

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Solution

The fourth proportional to 29,231.77, 40,337.42 and 16,488.11 is: 22,752.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,231.77 : 40,337.42 = 16,488.11 : x
  2. Step 2: Convert to fraction form
    29,231.77/40,337.42 = 16,488.11/x
  3. Step 3: Cross multiply
    29,231.77x = 40,337.42 × 16,488.11
  4. Step 4: Simplify right side
    29,231.77x = 665,087,818.08
  5. Step 5: Solve for x
    x = 665,087,818.08/29,231.77
  6. Step 6: Final answer
    x = 22,752.23

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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.