Home / 33,230.92-45,856.84-18,888.76

Finding the Fourth Proportional to 33,230.92, 45,856.84 and 18,888.76

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Solution

The fourth proportional to 33,230.92, 45,856.84 and 18,888.76 is: 26,065.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,230.92 : 45,856.84 = 18,888.76 : x
  2. Step 2: Convert to fraction form
    33,230.92/45,856.84 = 18,888.76/x
  3. Step 3: Cross multiply
    33,230.92x = 45,856.84 × 18,888.76
  4. Step 4: Simplify right side
    33,230.92x = 866,178,615.83
  5. Step 5: Solve for x
    x = 866,178,615.83/33,230.92
  6. Step 6: Final answer
    x = 26,065.44

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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.