Home / 15,388.52-23,083.92-5,527.88

Finding the Fourth Proportional to 15,388.52, 23,083.92 and 5,527.88

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Solution

The fourth proportional to 15,388.52, 23,083.92 and 5,527.88 is: 8,292.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,388.52 : 23,083.92 = 5,527.88 : x
  2. Step 2: Convert to fraction form
    15,388.52/23,083.92 = 5,527.88/x
  3. Step 3: Cross multiply
    15,388.52x = 23,083.92 × 5,527.88
  4. Step 4: Simplify right side
    15,388.52x = 127,605,139.69
  5. Step 5: Solve for x
    x = 127,605,139.69/15,388.52
  6. Step 6: Final answer
    x = 8,292.23

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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.