Home / 29,167.46-40,247.24-16,421.30

Finding the Fourth Proportional to 29,167.46, 40,247.24 and 16,421.30

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Solution

The fourth proportional to 29,167.46, 40,247.24 and 16,421.30 is: 22,659.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,167.46 : 40,247.24 = 16,421.30 : x
  2. Step 2: Convert to fraction form
    29,167.46/40,247.24 = 16,421.30/x
  3. Step 3: Cross multiply
    29,167.46x = 40,247.24 × 16,421.30
  4. Step 4: Simplify right side
    29,167.46x = 660,912,002.21
  5. Step 5: Solve for x
    x = 660,912,002.21/29,167.46
  6. Step 6: Final answer
    x = 22,659.22

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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.