Home / 33,071.93-45,642.09-18,734.32

Finding the Fourth Proportional to 33,071.93, 45,642.09 and 18,734.32

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Solution

The fourth proportional to 33,071.93, 45,642.09 and 18,734.32 is: 25,854.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,071.93 : 45,642.09 = 18,734.32 : x
  2. Step 2: Convert to fraction form
    33,071.93/45,642.09 = 18,734.32/x
  3. Step 3: Cross multiply
    33,071.93x = 45,642.09 × 18,734.32
  4. Step 4: Simplify right side
    33,071.93x = 855,073,519.53
  5. Step 5: Solve for x
    x = 855,073,519.53/33,071.93
  6. Step 6: Final answer
    x = 25,854.96

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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.