Home / 15,010.55-22,518.84-4,480.73

Finding the Fourth Proportional to 15,010.55, 22,518.84 and 4,480.73

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Solution

The fourth proportional to 15,010.55, 22,518.84 and 4,480.73 is: 6,721.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,010.55 : 22,518.84 = 4,480.73 : x
  2. Step 2: Convert to fraction form
    15,010.55/22,518.84 = 4,480.73/x
  3. Step 3: Cross multiply
    15,010.55x = 22,518.84 × 4,480.73
  4. Step 4: Simplify right side
    15,010.55x = 100,900,841.95
  5. Step 5: Solve for x
    x = 100,900,841.95/15,010.55
  6. Step 6: Final answer
    x = 6,721.99

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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.