Home / 25,449.84-38,177.19-7,914.96

Finding the Fourth Proportional to 25,449.84, 38,177.19 and 7,914.96

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Solution

The fourth proportional to 25,449.84, 38,177.19 and 7,914.96 is: 11,873.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,449.84 : 38,177.19 = 7,914.96 : x
  2. Step 2: Convert to fraction form
    25,449.84/38,177.19 = 7,914.96/x
  3. Step 3: Cross multiply
    25,449.84x = 38,177.19 × 7,914.96
  4. Step 4: Simplify right side
    25,449.84x = 302,170,931.76
  5. Step 5: Solve for x
    x = 302,170,931.76/25,449.84
  6. Step 6: Final answer
    x = 11,873.20

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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.