Home / 33,254.61-45,891.63-18,147.39

Finding the Fourth Proportional to 33,254.61, 45,891.63 and 18,147.39

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Solution

The fourth proportional to 33,254.61, 45,891.63 and 18,147.39 is: 25,043.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,254.61 : 45,891.63 = 18,147.39 : x
  2. Step 2: Convert to fraction form
    33,254.61/45,891.63 = 18,147.39/x
  3. Step 3: Cross multiply
    33,254.61x = 45,891.63 × 18,147.39
  4. Step 4: Simplify right side
    33,254.61x = 832,813,307.35
  5. Step 5: Solve for x
    x = 832,813,307.35/33,254.61
  6. Step 6: Final answer
    x = 25,043.54

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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.