Home / 15,113.76-22,658.72-5,751.92

Finding the Fourth Proportional to 15,113.76, 22,658.72 and 5,751.92

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Solution

The fourth proportional to 15,113.76, 22,658.72 and 5,751.92 is: 8,623.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,113.76 : 22,658.72 = 5,751.92 : x
  2. Step 2: Convert to fraction form
    15,113.76/22,658.72 = 5,751.92/x
  3. Step 3: Cross multiply
    15,113.76x = 22,658.72 × 5,751.92
  4. Step 4: Simplify right side
    15,113.76x = 130,331,144.74
  5. Step 5: Solve for x
    x = 130,331,144.74/15,113.76
  6. Step 6: Final answer
    x = 8,623.34

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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.