Home / 54,848.01-82,272.03-19,787.66

Finding the Fourth Proportional to 54,848.01, 82,272.03 and 19,787.66

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Solution

The fourth proportional to 54,848.01, 82,272.03 and 19,787.66 is: 29,681.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,848.01 : 82,272.03 = 19,787.66 : x
  2. Step 2: Convert to fraction form
    54,848.01/82,272.03 = 19,787.66/x
  3. Step 3: Cross multiply
    54,848.01x = 82,272.03 × 19,787.66
  4. Step 4: Simplify right side
    54,848.01x = 1,627,970,446.85
  5. Step 5: Solve for x
    x = 1,627,970,446.85/54,848.01
  6. Step 6: Final answer
    x = 29,681.49

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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.