Home / 45,422.67-68,131.17-16,954.08

Finding the Fourth Proportional to 45,422.67, 68,131.17 and 16,954.08

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Solution

The fourth proportional to 45,422.67, 68,131.17 and 16,954.08 is: 25,430.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,422.67 : 68,131.17 = 16,954.08 : x
  2. Step 2: Convert to fraction form
    45,422.67/68,131.17 = 16,954.08/x
  3. Step 3: Cross multiply
    45,422.67x = 68,131.17 × 16,954.08
  4. Step 4: Simplify right side
    45,422.67x = 1,155,101,306.67
  5. Step 5: Solve for x
    x = 1,155,101,306.67/45,422.67
  6. Step 6: Final answer
    x = 25,430.06

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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.