Home / 25,956.04-38,934.12-7,236.12

Finding the Fourth Proportional to 25,956.04, 38,934.12 and 7,236.12

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Solution

The fourth proportional to 25,956.04, 38,934.12 and 7,236.12 is: 10,854.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,956.04 : 38,934.12 = 7,236.12 : x
  2. Step 2: Convert to fraction form
    25,956.04/38,934.12 = 7,236.12/x
  3. Step 3: Cross multiply
    25,956.04x = 38,934.12 × 7,236.12
  4. Step 4: Simplify right side
    25,956.04x = 281,731,964.41
  5. Step 5: Solve for x
    x = 281,731,964.41/25,956.04
  6. Step 6: Final answer
    x = 10,854.20

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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.