Home / 29,508.14-40,720.20-16,587.02

Finding the Fourth Proportional to 29,508.14, 40,720.20 and 16,587.02

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Solution

The fourth proportional to 29,508.14, 40,720.20 and 16,587.02 is: 22,889.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,508.14 : 40,720.20 = 16,587.02 : x
  2. Step 2: Convert to fraction form
    29,508.14/40,720.20 = 16,587.02/x
  3. Step 3: Cross multiply
    29,508.14x = 40,720.20 × 16,587.02
  4. Step 4: Simplify right side
    29,508.14x = 675,426,771.80
  5. Step 5: Solve for x
    x = 675,426,771.80/29,508.14
  6. Step 6: Final answer
    x = 22,889.51

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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.