Home / 10,149.18-15,245.76-8,592.36

Finding the Fourth Proportional to 10,149.18, 15,245.76 and 8,592.36

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Solution

The fourth proportional to 10,149.18, 15,245.76 and 8,592.36 is: 12,907.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,149.18 : 15,245.76 = 8,592.36 : x
  2. Step 2: Convert to fraction form
    10,149.18/15,245.76 = 8,592.36/x
  3. Step 3: Cross multiply
    10,149.18x = 15,245.76 × 8,592.36
  4. Step 4: Simplify right side
    10,149.18x = 130,997,058.39
  5. Step 5: Solve for x
    x = 130,997,058.39/10,149.18
  6. Step 6: Final answer
    x = 12,907.16

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1.5x scale

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.