Home / 33,254.71-45,891.12-18,147.63

Finding the Fourth Proportional to 33,254.71, 45,891.12 and 18,147.63

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Solution

The fourth proportional to 33,254.71, 45,891.12 and 18,147.63 is: 25,043.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,254.71 : 45,891.12 = 18,147.63 : x
  2. Step 2: Convert to fraction form
    33,254.71/45,891.12 = 18,147.63/x
  3. Step 3: Cross multiply
    33,254.71x = 45,891.12 × 18,147.63
  4. Step 4: Simplify right side
    33,254.71x = 832,815,165.10
  5. Step 5: Solve for x
    x = 832,815,165.10/33,254.71
  6. Step 6: Final answer
    x = 25,043.52

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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.