Home / 49,538.10-74,306.29-19,955.18

Finding the Fourth Proportional to 49,538.10, 74,306.29 and 19,955.18

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Solution

The fourth proportional to 49,538.10, 74,306.29 and 19,955.18 is: 29,932.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,538.10 : 74,306.29 = 19,955.18 : x
  2. Step 2: Convert to fraction form
    49,538.10/74,306.29 = 19,955.18/x
  3. Step 3: Cross multiply
    49,538.10x = 74,306.29 × 19,955.18
  4. Step 4: Simplify right side
    49,538.10x = 1,482,795,392.08
  5. Step 5: Solve for x
    x = 1,482,795,392.08/49,538.10
  6. Step 6: Final answer
    x = 29,932.42

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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.