Home / 29,147.31-40,224.20-16,572.87

Finding the Fourth Proportional to 29,147.31, 40,224.20 and 16,572.87

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Solution

The fourth proportional to 29,147.31, 40,224.20 and 16,572.87 is: 22,871.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,147.31 : 40,224.20 = 16,572.87 : x
  2. Step 2: Convert to fraction form
    29,147.31/40,224.20 = 16,572.87/x
  3. Step 3: Cross multiply
    29,147.31x = 40,224.20 × 16,572.87
  4. Step 4: Simplify right side
    29,147.31x = 666,630,354.59
  5. Step 5: Solve for x
    x = 666,630,354.59/29,147.31
  6. Step 6: Final answer
    x = 22,871.08

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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.