Home / 33,275.28-45,919.86-18,371.28

Finding the Fourth Proportional to 33,275.28, 45,919.86 and 18,371.28

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Solution

The fourth proportional to 33,275.28, 45,919.86 and 18,371.28 is: 25,352.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,275.28 : 45,919.86 = 18,371.28 : x
  2. Step 2: Convert to fraction form
    33,275.28/45,919.86 = 18,371.28/x
  3. Step 3: Cross multiply
    33,275.28x = 45,919.86 × 18,371.28
  4. Step 4: Simplify right side
    33,275.28x = 843,606,605.62
  5. Step 5: Solve for x
    x = 843,606,605.62/33,275.28
  6. Step 6: Final answer
    x = 25,352.35

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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.