Home / 15,614.50-23,420.02-3,927.72

Finding the Fourth Proportional to 15,614.50, 23,420.02 and 3,927.72

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Solution

The fourth proportional to 15,614.50, 23,420.02 and 3,927.72 is: 5,891.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,614.50 : 23,420.02 = 3,927.72 : x
  2. Step 2: Convert to fraction form
    15,614.50/23,420.02 = 3,927.72/x
  3. Step 3: Cross multiply
    15,614.50x = 23,420.02 × 3,927.72
  4. Step 4: Simplify right side
    15,614.50x = 91,987,280.95
  5. Step 5: Solve for x
    x = 91,987,280.95/15,614.50
  6. Step 6: Final answer
    x = 5,891.14

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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.