Home / 29,508.64-40,720.89-16,587.52

Finding the Fourth Proportional to 29,508.64, 40,720.89 and 16,587.52

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Solution

The fourth proportional to 29,508.64, 40,720.89 and 16,587.52 is: 22,890.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,508.64 : 40,720.89 = 16,587.52 : x
  2. Step 2: Convert to fraction form
    29,508.64/40,720.89 = 16,587.52/x
  3. Step 3: Cross multiply
    29,508.64x = 40,720.89 × 16,587.52
  4. Step 4: Simplify right side
    29,508.64x = 675,458,577.29
  5. Step 5: Solve for x
    x = 675,458,577.29/29,508.64
  6. Step 6: Final answer
    x = 22,890.20

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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.