Home / 15,839.28-23,777.28-9,270.24

Finding the Fourth Proportional to 15,839.28, 23,777.28 and 9,270.24

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Solution

The fourth proportional to 15,839.28, 23,777.28 and 9,270.24 is: 13,916.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,839.28 : 23,777.28 = 9,270.24 : x
  2. Step 2: Convert to fraction form
    15,839.28/23,777.28 = 9,270.24/x
  3. Step 3: Cross multiply
    15,839.28x = 23,777.28 × 9,270.24
  4. Step 4: Simplify right side
    15,839.28x = 220,421,092.15
  5. Step 5: Solve for x
    x = 220,421,092.15/15,839.28
  6. Step 6: Final answer
    x = 13,916.11

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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.