Home / 29,265.01-40,385.72-16,689.76

Finding the Fourth Proportional to 29,265.01, 40,385.72 and 16,689.76

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Solution

The fourth proportional to 29,265.01, 40,385.72 and 16,689.76 is: 23,031.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,265.01 : 40,385.72 = 16,689.76 : x
  2. Step 2: Convert to fraction form
    29,265.01/40,385.72 = 16,689.76/x
  3. Step 3: Cross multiply
    29,265.01x = 40,385.72 × 16,689.76
  4. Step 4: Simplify right side
    29,265.01x = 674,027,974.23
  5. Step 5: Solve for x
    x = 674,027,974.23/29,265.01
  6. Step 6: Final answer
    x = 23,031.87

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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.