Home / 29,068.55-40,113.20-16,320.17

Finding the Fourth Proportional to 29,068.55, 40,113.20 and 16,320.17

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Solution

The fourth proportional to 29,068.55, 40,113.20 and 16,320.17 is: 22,521.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,068.55 : 40,113.20 = 16,320.17 : x
  2. Step 2: Convert to fraction form
    29,068.55/40,113.20 = 16,320.17/x
  3. Step 3: Cross multiply
    29,068.55x = 40,113.20 × 16,320.17
  4. Step 4: Simplify right side
    29,068.55x = 654,654,001.88
  5. Step 5: Solve for x
    x = 654,654,001.88/29,068.55
  6. Step 6: Final answer
    x = 22,521.04

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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.