Home / 33,074.22-45,641.13-18,926.76

Finding the Fourth Proportional to 33,074.22, 45,641.13 and 18,926.76

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Solution

The fourth proportional to 33,074.22, 45,641.13 and 18,926.76 is: 26,118.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,074.22 : 45,641.13 = 18,926.76 : x
  2. Step 2: Convert to fraction form
    33,074.22/45,641.13 = 18,926.76/x
  3. Step 3: Cross multiply
    33,074.22x = 45,641.13 × 18,926.76
  4. Step 4: Simplify right side
    33,074.22x = 863,838,713.64
  5. Step 5: Solve for x
    x = 863,838,713.64/33,074.22
  6. Step 6: Final answer
    x = 26,118.19

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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.