Home / 45,185.07-67,839.72-23,013.39

Finding the Fourth Proportional to 45,185.07, 67,839.72 and 23,013.39

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Solution

The fourth proportional to 45,185.07, 67,839.72 and 23,013.39 is: 34,551.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,185.07 : 67,839.72 = 23,013.39 : x
  2. Step 2: Convert to fraction form
    45,185.07/67,839.72 = 23,013.39/x
  3. Step 3: Cross multiply
    45,185.07x = 67,839.72 × 23,013.39
  4. Step 4: Simplify right side
    45,185.07x = 1,561,221,933.85
  5. Step 5: Solve for x
    x = 1,561,221,933.85/45,185.07
  6. Step 6: Final answer
    x = 34,551.72

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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.