Home / 48,441.90-72,670.14-15,164.70

Finding the Fourth Proportional to 48,441.90, 72,670.14 and 15,164.70

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Solution

The fourth proportional to 48,441.90, 72,670.14 and 15,164.70 is: 22,749.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,441.90 : 72,670.14 = 15,164.70 : x
  2. Step 2: Convert to fraction form
    48,441.90/72,670.14 = 15,164.70/x
  3. Step 3: Cross multiply
    48,441.90x = 72,670.14 × 15,164.70
  4. Step 4: Simplify right side
    48,441.90x = 1,102,020,872.06
  5. Step 5: Solve for x
    x = 1,102,020,872.06/48,441.90
  6. Step 6: Final answer
    x = 22,749.33

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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.