Home / 27,587.56-41,377.39-8,865.13

Finding the Fourth Proportional to 27,587.56, 41,377.39 and 8,865.13

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Solution

The fourth proportional to 27,587.56, 41,377.39 and 8,865.13 is: 13,296.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,587.56 : 41,377.39 = 8,865.13 : x
  2. Step 2: Convert to fraction form
    27,587.56/41,377.39 = 8,865.13/x
  3. Step 3: Cross multiply
    27,587.56x = 41,377.39 × 8,865.13
  4. Step 4: Simplify right side
    27,587.56x = 366,816,130.28
  5. Step 5: Solve for x
    x = 366,816,130.28/27,587.56
  6. Step 6: Final answer
    x = 13,296.43

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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.