Home / 15,280.28-22,922.50-4,751.92

Finding the Fourth Proportional to 15,280.28, 22,922.50 and 4,751.92

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Solution

The fourth proportional to 15,280.28, 22,922.50 and 4,751.92 is: 7,128.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,280.28 : 22,922.50 = 4,751.92 : x
  2. Step 2: Convert to fraction form
    15,280.28/22,922.50 = 4,751.92/x
  3. Step 3: Cross multiply
    15,280.28x = 22,922.50 × 4,751.92
  4. Step 4: Simplify right side
    15,280.28x = 108,925,886.20
  5. Step 5: Solve for x
    x = 108,925,886.20/15,280.28
  6. Step 6: Final answer
    x = 7,128.53

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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.