Home / 38,766.17-58,112.35-12,452.47

Finding the Fourth Proportional to 38,766.17, 58,112.35 and 12,452.47

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Solution

The fourth proportional to 38,766.17, 58,112.35 and 12,452.47 is: 18,666.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,766.17 : 58,112.35 = 12,452.47 : x
  2. Step 2: Convert to fraction form
    38,766.17/58,112.35 = 12,452.47/x
  3. Step 3: Cross multiply
    38,766.17x = 58,112.35 × 12,452.47
  4. Step 4: Simplify right side
    38,766.17x = 723,642,004.44
  5. Step 5: Solve for x
    x = 723,642,004.44/38,766.17
  6. Step 6: Final answer
    x = 18,666.84

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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.