Home / 47,145.85-65,062.56-25,637.11

Finding the Fourth Proportional to 47,145.85, 65,062.56 and 25,637.11

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Solution

The fourth proportional to 47,145.85, 65,062.56 and 25,637.11 is: 35,379.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,145.85 : 65,062.56 = 25,637.11 : x
  2. Step 2: Convert to fraction form
    47,145.85/65,062.56 = 25,637.11/x
  3. Step 3: Cross multiply
    47,145.85x = 65,062.56 × 25,637.11
  4. Step 4: Simplify right side
    47,145.85x = 1,668,016,007.60
  5. Step 5: Solve for x
    x = 1,668,016,007.60/47,145.85
  6. Step 6: Final answer
    x = 35,379.91

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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.