Home / 29,264.85-40,385.46-16,520.71

Finding the Fourth Proportional to 29,264.85, 40,385.46 and 16,520.71

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Solution

The fourth proportional to 29,264.85, 40,385.46 and 16,520.71 is: 22,798.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,264.85 : 40,385.46 = 16,520.71 : x
  2. Step 2: Convert to fraction form
    29,264.85/40,385.46 = 16,520.71/x
  3. Step 3: Cross multiply
    29,264.85x = 40,385.46 × 16,520.71
  4. Step 4: Simplify right side
    29,264.85x = 667,196,472.88
  5. Step 5: Solve for x
    x = 667,196,472.88/29,264.85
  6. Step 6: Final answer
    x = 22,798.56

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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.