Home / 48,726.62-73,077-19,144.71

Finding the Fourth Proportional to 48,726.62, 73,077 and 19,144.71

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Solution

The fourth proportional to 48,726.62, 73,077 and 19,144.71 is: 28,711.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,726.62 : 73,077 = 19,144.71 : x
  2. Step 2: Convert to fraction form
    48,726.62/73,077 = 19,144.71/x
  3. Step 3: Cross multiply
    48,726.62x = 73,077 × 19,144.71
  4. Step 4: Simplify right side
    48,726.62x = 1,399,037,972.67
  5. Step 5: Solve for x
    x = 1,399,037,972.67/48,726.62
  6. Step 6: Final answer
    x = 28,711.98

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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.