Home / 18,226.59-25,158.90-11,333.16

Finding the Fourth Proportional to 18,226.59, 25,158.90 and 11,333.16

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Solution

The fourth proportional to 18,226.59, 25,158.90 and 11,333.16 is: 15,643.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,226.59 : 25,158.90 = 11,333.16 : x
  2. Step 2: Convert to fraction form
    18,226.59/25,158.90 = 11,333.16/x
  3. Step 3: Cross multiply
    18,226.59x = 25,158.90 × 11,333.16
  4. Step 4: Simplify right side
    18,226.59x = 285,129,839.12
  5. Step 5: Solve for x
    x = 285,129,839.12/18,226.59
  6. Step 6: Final answer
    x = 15,643.62

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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.