Home / 47,610.91-65,705.13-26,390.19

Finding the Fourth Proportional to 47,610.91, 65,705.13 and 26,390.19

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Solution

The fourth proportional to 47,610.91, 65,705.13 and 26,390.19 is: 36,419.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,610.91 : 65,705.13 = 26,390.19 : x
  2. Step 2: Convert to fraction form
    47,610.91/65,705.13 = 26,390.19/x
  3. Step 3: Cross multiply
    47,610.91x = 65,705.13 × 26,390.19
  4. Step 4: Simplify right side
    47,610.91x = 1,733,970,732.72
  5. Step 5: Solve for x
    x = 1,733,970,732.72/47,610.91
  6. Step 6: Final answer
    x = 36,419.61

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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.