Home / 33,275.18-45,919.80-18,167.84

Finding the Fourth Proportional to 33,275.18, 45,919.80 and 18,167.84

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Solution

The fourth proportional to 33,275.18, 45,919.80 and 18,167.84 is: 25,071.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,275.18 : 45,919.80 = 18,167.84 : x
  2. Step 2: Convert to fraction form
    33,275.18/45,919.80 = 18,167.84/x
  3. Step 3: Cross multiply
    33,275.18x = 45,919.80 × 18,167.84
  4. Step 4: Simplify right side
    33,275.18x = 834,263,579.23
  5. Step 5: Solve for x
    x = 834,263,579.23/33,275.18
  6. Step 6: Final answer
    x = 25,071.65

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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.