Home / 15,989.55-23,982.17-4,303.47

Finding the Fourth Proportional to 15,989.55, 23,982.17 and 4,303.47

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Solution

The fourth proportional to 15,989.55, 23,982.17 and 4,303.47 is: 6,454.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,989.55 : 23,982.17 = 4,303.47 : x
  2. Step 2: Convert to fraction form
    15,989.55/23,982.17 = 4,303.47/x
  3. Step 3: Cross multiply
    15,989.55x = 23,982.17 × 4,303.47
  4. Step 4: Simplify right side
    15,989.55x = 103,206,527.61
  5. Step 5: Solve for x
    x = 103,206,527.61/15,989.55
  6. Step 6: Final answer
    x = 6,454.62

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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.