Home / 40,149.04-60,223.02-12,447.04

Finding the Fourth Proportional to 40,149.04, 60,223.02 and 12,447.04

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Solution

The fourth proportional to 40,149.04, 60,223.02 and 12,447.04 is: 18,670.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,149.04 : 60,223.02 = 12,447.04 : x
  2. Step 2: Convert to fraction form
    40,149.04/60,223.02 = 12,447.04/x
  3. Step 3: Cross multiply
    40,149.04x = 60,223.02 × 12,447.04
  4. Step 4: Simplify right side
    40,149.04x = 749,598,338.86
  5. Step 5: Solve for x
    x = 749,598,338.86/40,149.04
  6. Step 6: Final answer
    x = 18,670.39

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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.