Home / 48,076.13-72,114.25-12,537.42

Finding the Fourth Proportional to 48,076.13, 72,114.25 and 12,537.42

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Solution

The fourth proportional to 48,076.13, 72,114.25 and 12,537.42 is: 18,806.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,076.13 : 72,114.25 = 12,537.42 : x
  2. Step 2: Convert to fraction form
    48,076.13/72,114.25 = 12,537.42/x
  3. Step 3: Cross multiply
    48,076.13x = 72,114.25 × 12,537.42
  4. Step 4: Simplify right side
    48,076.13x = 904,126,459.95
  5. Step 5: Solve for x
    x = 904,126,459.95/48,076.13
  6. Step 6: Final answer
    x = 18,806.14

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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.