Home / 24,878.70-34,332.75-13,548.21

Finding the Fourth Proportional to 24,878.70, 34,332.75 and 13,548.21

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Solution

The fourth proportional to 24,878.70, 34,332.75 and 13,548.21 is: 18,696.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,878.70 : 34,332.75 = 13,548.21 : x
  2. Step 2: Convert to fraction form
    24,878.70/34,332.75 = 13,548.21/x
  3. Step 3: Cross multiply
    24,878.70x = 34,332.75 × 13,548.21
  4. Step 4: Simplify right side
    24,878.70x = 465,147,306.88
  5. Step 5: Solve for x
    x = 465,147,306.88/24,878.70
  6. Step 6: Final answer
    x = 18,696.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.