Home / 15,851.28-23,776.89-4,757.95

Finding the Fourth Proportional to 15,851.28, 23,776.89 and 4,757.95

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Solution

The fourth proportional to 15,851.28, 23,776.89 and 4,757.95 is: 7,136.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,851.28 : 23,776.89 = 4,757.95 : x
  2. Step 2: Convert to fraction form
    15,851.28/23,776.89 = 4,757.95/x
  3. Step 3: Cross multiply
    15,851.28x = 23,776.89 × 4,757.95
  4. Step 4: Simplify right side
    15,851.28x = 113,129,253.78
  5. Step 5: Solve for x
    x = 113,129,253.78/15,851.28
  6. Step 6: Final answer
    x = 7,136.92

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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.