Home / 47,108.68-65,009.48-26,965.20

Finding the Fourth Proportional to 47,108.68, 65,009.48 and 26,965.20

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Solution

The fourth proportional to 47,108.68, 65,009.48 and 26,965.20 is: 37,211.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,108.68 : 65,009.48 = 26,965.20 : x
  2. Step 2: Convert to fraction form
    47,108.68/65,009.48 = 26,965.20/x
  3. Step 3: Cross multiply
    47,108.68x = 65,009.48 × 26,965.20
  4. Step 4: Simplify right side
    47,108.68x = 1,752,993,630.10
  5. Step 5: Solve for x
    x = 1,752,993,630.10/47,108.68
  6. Step 6: Final answer
    x = 37,211.69

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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.