Home / 33,230.24-45,856.56-18,888.80

Finding the Fourth Proportional to 33,230.24, 45,856.56 and 18,888.80

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Solution

The fourth proportional to 33,230.24, 45,856.56 and 18,888.80 is: 26,065.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,230.24 : 45,856.56 = 18,888.80 : x
  2. Step 2: Convert to fraction form
    33,230.24/45,856.56 = 18,888.80/x
  3. Step 3: Cross multiply
    33,230.24x = 45,856.56 × 18,888.80
  4. Step 4: Simplify right side
    33,230.24x = 866,175,390.53
  5. Step 5: Solve for x
    x = 866,175,390.53/33,230.24
  6. Step 6: Final answer
    x = 26,065.88

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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.