Home / 25,439.49-38,146.93-8,793.69

Finding the Fourth Proportional to 25,439.49, 38,146.93 and 8,793.69

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Solution

The fourth proportional to 25,439.49, 38,146.93 and 8,793.69 is: 13,186.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,439.49 : 38,146.93 = 8,793.69 : x
  2. Step 2: Convert to fraction form
    25,439.49/38,146.93 = 8,793.69/x
  3. Step 3: Cross multiply
    25,439.49x = 38,146.93 × 8,793.69
  4. Step 4: Simplify right side
    25,439.49x = 335,452,276.87
  5. Step 5: Solve for x
    x = 335,452,276.87/25,439.49
  6. Step 6: Final answer
    x = 13,186.28

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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.