Home / 18,269.12-27,398.12-9,499.25

Finding the Fourth Proportional to 18,269.12, 27,398.12 and 9,499.25

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Solution

The fourth proportional to 18,269.12, 27,398.12 and 9,499.25 is: 14,245.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,269.12 : 27,398.12 = 9,499.25 : x
  2. Step 2: Convert to fraction form
    18,269.12/27,398.12 = 9,499.25/x
  3. Step 3: Cross multiply
    18,269.12x = 27,398.12 × 9,499.25
  4. Step 4: Simplify right side
    18,269.12x = 260,261,612.41
  5. Step 5: Solve for x
    x = 260,261,612.41/18,269.12
  6. Step 6: Final answer
    x = 14,245.98

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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.