Home / 74,964.27-112,446.45-19,560.27

Finding the Fourth Proportional to 74,964.27, 112,446.45 and 19,560.27

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Solution

The fourth proportional to 74,964.27, 112,446.45 and 19,560.27 is: 29,340.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,964.27 : 112,446.45 = 19,560.27 : x
  2. Step 2: Convert to fraction form
    74,964.27/112,446.45 = 19,560.27/x
  3. Step 3: Cross multiply
    74,964.27x = 112,446.45 × 19,560.27
  4. Step 4: Simplify right side
    74,964.27x = 2,199,482,922.54
  5. Step 5: Solve for x
    x = 2,199,482,922.54/74,964.27
  6. Step 6: Final answer
    x = 29,340.42

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1.5x scale

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.