Home / 25,778.59-38,659.65-8,244.25

Finding the Fourth Proportional to 25,778.59, 38,659.65 and 8,244.25

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Solution

The fourth proportional to 25,778.59, 38,659.65 and 8,244.25 is: 12,363.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,778.59 : 38,659.65 = 8,244.25 : x
  2. Step 2: Convert to fraction form
    25,778.59/38,659.65 = 8,244.25/x
  3. Step 3: Cross multiply
    25,778.59x = 38,659.65 × 8,244.25
  4. Step 4: Simplify right side
    25,778.59x = 318,719,819.51
  5. Step 5: Solve for x
    x = 318,719,819.51/25,778.59
  6. Step 6: Final answer
    x = 12,363.74

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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.