Home / 40,012.16-60,021.16-13,716.68

Finding the Fourth Proportional to 40,012.16, 60,021.16 and 13,716.68

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Solution

The fourth proportional to 40,012.16, 60,021.16 and 13,716.68 is: 20,576.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,012.16 : 60,021.16 = 13,716.68 : x
  2. Step 2: Convert to fraction form
    40,012.16/60,021.16 = 13,716.68/x
  3. Step 3: Cross multiply
    40,012.16x = 60,021.16 × 13,716.68
  4. Step 4: Simplify right side
    40,012.16x = 823,291,044.95
  5. Step 5: Solve for x
    x = 823,291,044.95/40,012.16
  6. Step 6: Final answer
    x = 20,576.02

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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.