Home / 15,151.20-22,726.56-4,762.95

Finding the Fourth Proportional to 15,151.20, 22,726.56 and 4,762.95

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Solution

The fourth proportional to 15,151.20, 22,726.56 and 4,762.95 is: 7,144.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,151.20 : 22,726.56 = 4,762.95 : x
  2. Step 2: Convert to fraction form
    15,151.20/22,726.56 = 4,762.95/x
  3. Step 3: Cross multiply
    15,151.20x = 22,726.56 × 4,762.95
  4. Step 4: Simplify right side
    15,151.20x = 108,245,468.95
  5. Step 5: Solve for x
    x = 108,245,468.95/15,151.20
  6. Step 6: Final answer
    x = 7,144.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.