Home / 18,234.76-25,163.98-9,851.26

Finding the Fourth Proportional to 18,234.76, 25,163.98 and 9,851.26

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Solution

The fourth proportional to 18,234.76, 25,163.98 and 9,851.26 is: 13,594.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234.76 : 25,163.98 = 9,851.26 : x
  2. Step 2: Convert to fraction form
    18,234.76/25,163.98 = 9,851.26/x
  3. Step 3: Cross multiply
    18,234.76x = 25,163.98 × 9,851.26
  4. Step 4: Simplify right side
    18,234.76x = 247,896,909.61
  5. Step 5: Solve for x
    x = 247,896,909.61/18,234.76
  6. Step 6: Final answer
    x = 13,594.74

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Half scale
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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.