Home / 45,221.69-67,843.93-26,517.38

Finding the Fourth Proportional to 45,221.69, 67,843.93 and 26,517.38

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Solution

The fourth proportional to 45,221.69, 67,843.93 and 26,517.38 is: 39,782.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,221.69 : 67,843.93 = 26,517.38 : x
  2. Step 2: Convert to fraction form
    45,221.69/67,843.93 = 26,517.38/x
  3. Step 3: Cross multiply
    45,221.69x = 67,843.93 × 26,517.38
  4. Step 4: Simplify right side
    45,221.69x = 1,799,042,916.71
  5. Step 5: Solve for x
    x = 1,799,042,916.71/45,221.69
  6. Step 6: Final answer
    x = 39,782.74

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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.