Home / 25,994.47-38,996.96-8,459.59

Finding the Fourth Proportional to 25,994.47, 38,996.96 and 8,459.59

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Solution

The fourth proportional to 25,994.47, 38,996.96 and 8,459.59 is: 12,691.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,994.47 : 38,996.96 = 8,459.59 : x
  2. Step 2: Convert to fraction form
    25,994.47/38,996.96 = 8,459.59/x
  3. Step 3: Cross multiply
    25,994.47x = 38,996.96 × 8,459.59
  4. Step 4: Simplify right side
    25,994.47x = 329,898,119.01
  5. Step 5: Solve for x
    x = 329,898,119.01/25,994.47
  6. Step 6: Final answer
    x = 12,691.09

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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.