Home / 47,081.97-64,971.63-25,859.88

Finding the Fourth Proportional to 47,081.97, 64,971.63 and 25,859.88

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Solution

The fourth proportional to 47,081.97, 64,971.63 and 25,859.88 is: 35,685.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,081.97 : 64,971.63 = 25,859.88 : x
  2. Step 2: Convert to fraction form
    47,081.97/64,971.63 = 25,859.88/x
  3. Step 3: Cross multiply
    47,081.97x = 64,971.63 × 25,859.88
  4. Step 4: Simplify right side
    47,081.97x = 1,680,158,555.20
  5. Step 5: Solve for x
    x = 1,680,158,555.20/47,081.97
  6. Step 6: Final answer
    x = 35,685.82

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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.