Home / 29,082.63-40,129.33-16,335.20

Finding the Fourth Proportional to 29,082.63, 40,129.33 and 16,335.20

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Solution

The fourth proportional to 29,082.63, 40,129.33 and 16,335.20 is: 22,539.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,082.63 : 40,129.33 = 16,335.20 : x
  2. Step 2: Convert to fraction form
    29,082.63/40,129.33 = 16,335.20/x
  3. Step 3: Cross multiply
    29,082.63x = 40,129.33 × 16,335.20
  4. Step 4: Simplify right side
    29,082.63x = 655,520,631.42
  5. Step 5: Solve for x
    x = 655,520,631.42/29,082.63
  6. Step 6: Final answer
    x = 22,539.94

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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.