Home / 18,337.57-25,306.14-9,954.07

Finding the Fourth Proportional to 18,337.57, 25,306.14 and 9,954.07

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Solution

The fourth proportional to 18,337.57, 25,306.14 and 9,954.07 is: 13,736.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,337.57 : 25,306.14 = 9,954.07 : x
  2. Step 2: Convert to fraction form
    18,337.57/25,306.14 = 9,954.07/x
  3. Step 3: Cross multiply
    18,337.57x = 25,306.14 × 9,954.07
  4. Step 4: Simplify right side
    18,337.57x = 251,899,088.99
  5. Step 5: Solve for x
    x = 251,899,088.99/18,337.57
  6. Step 6: Final answer
    x = 13,736.78

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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.