Home / 48,087.09-72,138.87-14,806.53

Finding the Fourth Proportional to 48,087.09, 72,138.87 and 14,806.53

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Solution

The fourth proportional to 48,087.09, 72,138.87 and 14,806.53 is: 22,212.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,087.09 : 72,138.87 = 14,806.53 : x
  2. Step 2: Convert to fraction form
    48,087.09/72,138.87 = 14,806.53/x
  3. Step 3: Cross multiply
    48,087.09x = 72,138.87 × 14,806.53
  4. Step 4: Simplify right side
    48,087.09x = 1,068,126,342.82
  5. Step 5: Solve for x
    x = 1,068,126,342.82/48,087.09
  6. Step 6: Final answer
    x = 22,212.33

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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.