Home / 38,587.10-57,876.74-26,186.81

Finding the Fourth Proportional to 38,587.10, 57,876.74 and 26,186.81

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Solution

The fourth proportional to 38,587.10, 57,876.74 and 26,186.81 is: 39,277.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,587.10 : 57,876.74 = 26,186.81 : x
  2. Step 2: Convert to fraction form
    38,587.10/57,876.74 = 26,186.81/x
  3. Step 3: Cross multiply
    38,587.10x = 57,876.74 × 26,186.81
  4. Step 4: Simplify right side
    38,587.10x = 1,515,607,062.87
  5. Step 5: Solve for x
    x = 1,515,607,062.87/38,587.10
  6. Step 6: Final answer
    x = 39,277.56

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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.