Home / 15,424.97-23,134.54-7,519.55

Finding the Fourth Proportional to 15,424.97, 23,134.54 and 7,519.55

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Solution

The fourth proportional to 15,424.97, 23,134.54 and 7,519.55 is: 11,277.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,424.97 : 23,134.54 = 7,519.55 : x
  2. Step 2: Convert to fraction form
    15,424.97/23,134.54 = 7,519.55/x
  3. Step 3: Cross multiply
    15,424.97x = 23,134.54 × 7,519.55
  4. Step 4: Simplify right side
    15,424.97x = 173,961,176.99
  5. Step 5: Solve for x
    x = 173,961,176.99/15,424.97
  6. Step 6: Final answer
    x = 11,277.89

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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.