Home / 29,415.74-44,042.85-20,539.91

Finding the Fourth Proportional to 29,415.74, 44,042.85 and 20,539.91

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Solution

The fourth proportional to 29,415.74, 44,042.85 and 20,539.91 is: 30,753.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,415.74 : 44,042.85 = 20,539.91 : x
  2. Step 2: Convert to fraction form
    29,415.74/44,042.85 = 20,539.91/x
  3. Step 3: Cross multiply
    29,415.74x = 44,042.85 × 20,539.91
  4. Step 4: Simplify right side
    29,415.74x = 904,635,954.93
  5. Step 5: Solve for x
    x = 904,635,954.93/29,415.74
  6. Step 6: Final answer
    x = 30,753.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.