Home / 29,008.13-40,031.21-16,432.88

Finding the Fourth Proportional to 29,008.13, 40,031.21 and 16,432.88

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Solution

The fourth proportional to 29,008.13, 40,031.21 and 16,432.88 is: 22,677.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,008.13 : 40,031.21 = 16,432.88 : x
  2. Step 2: Convert to fraction form
    29,008.13/40,031.21 = 16,432.88/x
  3. Step 3: Cross multiply
    29,008.13x = 40,031.21 × 16,432.88
  4. Step 4: Simplify right side
    29,008.13x = 657,827,911.11
  5. Step 5: Solve for x
    x = 657,827,911.11/29,008.13
  6. Step 6: Final answer
    x = 22,677.37

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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.