Home / 29,264.60-40,385.12-16,520.46

Finding the Fourth Proportional to 29,264.60, 40,385.12 and 16,520.46

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Solution

The fourth proportional to 29,264.60, 40,385.12 and 16,520.46 is: 22,798.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,264.60 : 40,385.12 = 16,520.46 : x
  2. Step 2: Convert to fraction form
    29,264.60/40,385.12 = 16,520.46/x
  3. Step 3: Cross multiply
    29,264.60x = 40,385.12 × 16,520.46
  4. Step 4: Simplify right side
    29,264.60x = 667,180,676.95
  5. Step 5: Solve for x
    x = 667,180,676.95/29,264.60
  6. Step 6: Final answer
    x = 22,798.22

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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.