Home / 40,367.33-60,543.84-12,280.58

Finding the Fourth Proportional to 40,367.33, 60,543.84 and 12,280.58

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Solution

The fourth proportional to 40,367.33, 60,543.84 and 12,280.58 is: 18,418.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,367.33 : 60,543.84 = 12,280.58 : x
  2. Step 2: Convert to fraction form
    40,367.33/60,543.84 = 12,280.58/x
  3. Step 3: Cross multiply
    40,367.33x = 60,543.84 × 12,280.58
  4. Step 4: Simplify right side
    40,367.33x = 743,513,470.63
  5. Step 5: Solve for x
    x = 743,513,470.63/40,367.33
  6. Step 6: Final answer
    x = 18,418.69

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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.