Home / 34,888.38-48,146.04-18,972.96

Finding the Fourth Proportional to 34,888.38, 48,146.04 and 18,972.96

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Solution

The fourth proportional to 34,888.38, 48,146.04 and 18,972.96 is: 26,182.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,888.38 : 48,146.04 = 18,972.96 : x
  2. Step 2: Convert to fraction form
    34,888.38/48,146.04 = 18,972.96/x
  3. Step 3: Cross multiply
    34,888.38x = 48,146.04 × 18,972.96
  4. Step 4: Simplify right side
    34,888.38x = 913,472,891.08
  5. Step 5: Solve for x
    x = 913,472,891.08/34,888.38
  6. Step 6: Final answer
    x = 26,182.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.