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Finding the Fourth Proportional to 34,265.71, 47,272.80 and 22,786.12

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Solution

The fourth proportional to 34,265.71, 47,272.80 and 22,786.12 is: 31,435.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,265.71 : 47,272.80 = 22,786.12 : x
  2. Step 2: Convert to fraction form
    34,265.71/47,272.80 = 22,786.12/x
  3. Step 3: Cross multiply
    34,265.71x = 47,272.80 × 22,786.12
  4. Step 4: Simplify right side
    34,265.71x = 1,077,163,693.54
  5. Step 5: Solve for x
    x = 1,077,163,693.54/34,265.71
  6. Step 6: Final answer
    x = 31,435.62

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1.5x scale

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.