Home / 48,726.76-73,060.06-19,131.18

Finding the Fourth Proportional to 48,726.76, 73,060.06 and 19,131.18

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Solution

The fourth proportional to 48,726.76, 73,060.06 and 19,131.18 is: 28,684.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,726.76 : 73,060.06 = 19,131.18 : x
  2. Step 2: Convert to fraction form
    48,726.76/73,060.06 = 19,131.18/x
  3. Step 3: Cross multiply
    48,726.76x = 73,060.06 × 19,131.18
  4. Step 4: Simplify right side
    48,726.76x = 1,397,724,697.71
  5. Step 5: Solve for x
    x = 1,397,724,697.71/48,726.76
  6. Step 6: Final answer
    x = 28,684.95

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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.