Home / 40,010.14-60,015.18-12,308.14

Finding the Fourth Proportional to 40,010.14, 60,015.18 and 12,308.14

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Solution

The fourth proportional to 40,010.14, 60,015.18 and 12,308.14 is: 18,462.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,010.14 : 60,015.18 = 12,308.14 : x
  2. Step 2: Convert to fraction form
    40,010.14/60,015.18 = 12,308.14/x
  3. Step 3: Cross multiply
    40,010.14x = 60,015.18 × 12,308.14
  4. Step 4: Simplify right side
    40,010.14x = 738,675,237.57
  5. Step 5: Solve for x
    x = 738,675,237.57/40,010.14
  6. Step 6: Final answer
    x = 18,462.20

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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.