Home / 29,442.31-40,630.17-16,697.89

Finding the Fourth Proportional to 29,442.31, 40,630.17 and 16,697.89

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Solution

The fourth proportional to 29,442.31, 40,630.17 and 16,697.89 is: 23,042.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,442.31 : 40,630.17 = 16,697.89 : x
  2. Step 2: Convert to fraction form
    29,442.31/40,630.17 = 16,697.89/x
  3. Step 3: Cross multiply
    29,442.31x = 40,630.17 × 16,697.89
  4. Step 4: Simplify right side
    29,442.31x = 678,438,109.34
  5. Step 5: Solve for x
    x = 678,438,109.34/29,442.31
  6. Step 6: Final answer
    x = 23,042.96

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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.