Home / 45,454.32-68,212.58-15,872.15

Finding the Fourth Proportional to 45,454.32, 68,212.58 and 15,872.15

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Solution

The fourth proportional to 45,454.32, 68,212.58 and 15,872.15 is: 23,819.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,454.32 : 68,212.58 = 15,872.15 : x
  2. Step 2: Convert to fraction form
    45,454.32/68,212.58 = 15,872.15/x
  3. Step 3: Cross multiply
    45,454.32x = 68,212.58 × 15,872.15
  4. Step 4: Simplify right side
    45,454.32x = 1,082,680,301.65
  5. Step 5: Solve for x
    x = 1,082,680,301.65/45,454.32
  6. Step 6: Final answer
    x = 23,819.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.