Home / 47,031.97-64,905.69-25,812.39

Finding the Fourth Proportional to 47,031.97, 64,905.69 and 25,812.39

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Solution

The fourth proportional to 47,031.97, 64,905.69 and 25,812.39 is: 35,621.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,031.97 : 64,905.69 = 25,812.39 : x
  2. Step 2: Convert to fraction form
    47,031.97/64,905.69 = 25,812.39/x
  3. Step 3: Cross multiply
    47,031.97x = 64,905.69 × 25,812.39
  4. Step 4: Simplify right side
    47,031.97x = 1,675,370,854.44
  5. Step 5: Solve for x
    x = 1,675,370,854.44/47,031.97
  6. Step 6: Final answer
    x = 35,621.96

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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.