Home / 29,378.38-40,532.51-16,630.30

Finding the Fourth Proportional to 29,378.38, 40,532.51 and 16,630.30

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Solution

The fourth proportional to 29,378.38, 40,532.51 and 16,630.30 is: 22,944.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,378.38 : 40,532.51 = 16,630.30 : x
  2. Step 2: Convert to fraction form
    29,378.38/40,532.51 = 16,630.30/x
  3. Step 3: Cross multiply
    29,378.38x = 40,532.51 × 16,630.30
  4. Step 4: Simplify right side
    29,378.38x = 674,067,717.90
  5. Step 5: Solve for x
    x = 674,067,717.90/29,378.38
  6. Step 6: Final answer
    x = 22,944.35

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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.