Home / 15,188.28-22,782.18-6,862.47

Finding the Fourth Proportional to 15,188.28, 22,782.18 and 6,862.47

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Solution

The fourth proportional to 15,188.28, 22,782.18 and 6,862.47 is: 10,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,188.28 : 22,782.18 = 6,862.47 : x
  2. Step 2: Convert to fraction form
    15,188.28/22,782.18 = 6,862.47/x
  3. Step 3: Cross multiply
    15,188.28x = 22,782.18 × 6,862.47
  4. Step 4: Simplify right side
    15,188.28x = 156,342,056.63
  5. Step 5: Solve for x
    x = 156,342,056.63/15,188.28
  6. Step 6: Final answer
    x = 10,293.60

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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.