Home / 47,661.43-65,772.84-26,440.69

Finding the Fourth Proportional to 47,661.43, 65,772.84 and 26,440.69

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Solution

The fourth proportional to 47,661.43, 65,772.84 and 26,440.69 is: 36,488.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,661.43 : 65,772.84 = 26,440.69 : x
  2. Step 2: Convert to fraction form
    47,661.43/65,772.84 = 26,440.69/x
  3. Step 3: Cross multiply
    47,661.43x = 65,772.84 × 26,440.69
  4. Step 4: Simplify right side
    47,661.43x = 1,739,079,272.86
  5. Step 5: Solve for x
    x = 1,739,079,272.86/47,661.43
  6. Step 6: Final answer
    x = 36,488.19

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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.