Home / 54,966.32-82,445.16-15,521.84

Finding the Fourth Proportional to 54,966.32, 82,445.16 and 15,521.84

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Solution

The fourth proportional to 54,966.32, 82,445.16 and 15,521.84 is: 23,281.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,966.32 : 82,445.16 = 15,521.84 : x
  2. Step 2: Convert to fraction form
    54,966.32/82,445.16 = 15,521.84/x
  3. Step 3: Cross multiply
    54,966.32x = 82,445.16 × 15,521.84
  4. Step 4: Simplify right side
    54,966.32x = 1,279,700,582.29
  5. Step 5: Solve for x
    x = 1,279,700,582.29/54,966.32
  6. Step 6: Final answer
    x = 23,281.54

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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.