Home / 48,920.14-73,390.74-15,185.50

Finding the Fourth Proportional to 48,920.14, 73,390.74 and 15,185.50

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Solution

The fourth proportional to 48,920.14, 73,390.74 and 15,185.50 is: 22,781.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,920.14 : 73,390.74 = 15,185.50 : x
  2. Step 2: Convert to fraction form
    48,920.14/73,390.74 = 15,185.50/x
  3. Step 3: Cross multiply
    48,920.14x = 73,390.74 × 15,185.50
  4. Step 4: Simplify right side
    48,920.14x = 1,114,475,082.27
  5. Step 5: Solve for x
    x = 1,114,475,082.27/48,920.14
  6. Step 6: Final answer
    x = 22,781.52

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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.