Home / 47,092.20-64,987.68-25,871.96

Finding the Fourth Proportional to 47,092.20, 64,987.68 and 25,871.96

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Solution

The fourth proportional to 47,092.20, 64,987.68 and 25,871.96 is: 35,703.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,092.20 : 64,987.68 = 25,871.96 : x
  2. Step 2: Convert to fraction form
    47,092.20/64,987.68 = 25,871.96/x
  3. Step 3: Cross multiply
    47,092.20x = 64,987.68 × 25,871.96
  4. Step 4: Simplify right side
    47,092.20x = 1,681,358,657.45
  5. Step 5: Solve for x
    x = 1,681,358,657.45/47,092.20
  6. Step 6: Final answer
    x = 35,703.55

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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.