Home / 48,701.32-73,054.76-13,643.71

Finding the Fourth Proportional to 48,701.32, 73,054.76 and 13,643.71

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Solution

The fourth proportional to 48,701.32, 73,054.76 and 13,643.71 is: 20,466.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,701.32 : 73,054.76 = 13,643.71 : x
  2. Step 2: Convert to fraction form
    48,701.32/73,054.76 = 13,643.71/x
  3. Step 3: Cross multiply
    48,701.32x = 73,054.76 × 13,643.71
  4. Step 4: Simplify right side
    48,701.32x = 996,737,708.70
  5. Step 5: Solve for x
    x = 996,737,708.70/48,701.32
  6. Step 6: Final answer
    x = 20,466.34

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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.