Home / 45,047.13-67,576.16-13,882.38

Finding the Fourth Proportional to 45,047.13, 67,576.16 and 13,882.38

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Solution

The fourth proportional to 45,047.13, 67,576.16 and 13,882.38 is: 20,825.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,047.13 : 67,576.16 = 13,882.38 : x
  2. Step 2: Convert to fraction form
    45,047.13/67,576.16 = 13,882.38/x
  3. Step 3: Cross multiply
    45,047.13x = 67,576.16 × 13,882.38
  4. Step 4: Simplify right side
    45,047.13x = 938,117,932.06
  5. Step 5: Solve for x
    x = 938,117,932.06/45,047.13
  6. Step 6: Final answer
    x = 20,825.25

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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.