Home / 47,390.12-65,397.96-26,168.93

Finding the Fourth Proportional to 47,390.12, 65,397.96 and 26,168.93

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Solution

The fourth proportional to 47,390.12, 65,397.96 and 26,168.93 is: 36,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,390.12 : 65,397.96 = 26,168.93 : x
  2. Step 2: Convert to fraction form
    47,390.12/65,397.96 = 26,168.93/x
  3. Step 3: Cross multiply
    47,390.12x = 65,397.96 × 26,168.93
  4. Step 4: Simplify right side
    47,390.12x = 1,711,394,506.54
  5. Step 5: Solve for x
    x = 1,711,394,506.54/47,390.12
  6. Step 6: Final answer
    x = 36,112.90

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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.