Home / 18,226.17-25,151.40-10,269.99

Finding the Fourth Proportional to 18,226.17, 25,151.40 and 10,269.99

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Solution

The fourth proportional to 18,226.17, 25,151.40 and 10,269.99 is: 14,172.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,226.17 : 25,151.40 = 10,269.99 : x
  2. Step 2: Convert to fraction form
    18,226.17/25,151.40 = 10,269.99/x
  3. Step 3: Cross multiply
    18,226.17x = 25,151.40 × 10,269.99
  4. Step 4: Simplify right side
    18,226.17x = 258,304,626.49
  5. Step 5: Solve for x
    x = 258,304,626.49/18,226.17
  6. Step 6: Final answer
    x = 14,172.18

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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.