Home / 18,306.47-25,263.36-10,349.17

Finding the Fourth Proportional to 18,306.47, 25,263.36 and 10,349.17

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Solution

The fourth proportional to 18,306.47, 25,263.36 and 10,349.17 is: 14,282.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306.47 : 25,263.36 = 10,349.17 : x
  2. Step 2: Convert to fraction form
    18,306.47/25,263.36 = 10,349.17/x
  3. Step 3: Cross multiply
    18,306.47x = 25,263.36 × 10,349.17
  4. Step 4: Simplify right side
    18,306.47x = 261,454,744.25
  5. Step 5: Solve for x
    x = 261,454,744.25/18,306.47
  6. Step 6: Final answer
    x = 14,282.09

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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.