Home / 16,587.44-24,889.80-15,631.28

Finding the Fourth Proportional to 16,587.44, 24,889.80 and 15,631.28

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Solution

The fourth proportional to 16,587.44, 24,889.80 and 15,631.28 is: 23,455.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,587.44 : 24,889.80 = 15,631.28 : x
  2. Step 2: Convert to fraction form
    16,587.44/24,889.80 = 15,631.28/x
  3. Step 3: Cross multiply
    16,587.44x = 24,889.80 × 15,631.28
  4. Step 4: Simplify right side
    16,587.44x = 389,059,432.94
  5. Step 5: Solve for x
    x = 389,059,432.94/16,587.44
  6. Step 6: Final answer
    x = 23,455.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.