Home / 54,638.32-75,415.98-31,982.08

Finding the Fourth Proportional to 54,638.32, 75,415.98 and 31,982.08

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Solution

The fourth proportional to 54,638.32, 75,415.98 and 31,982.08 is: 44,144.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,638.32 : 75,415.98 = 31,982.08 : x
  2. Step 2: Convert to fraction form
    54,638.32/75,415.98 = 31,982.08/x
  3. Step 3: Cross multiply
    54,638.32x = 75,415.98 × 31,982.08
  4. Step 4: Simplify right side
    54,638.32x = 2,411,959,905.64
  5. Step 5: Solve for x
    x = 2,411,959,905.64/54,638.32
  6. Step 6: Final answer
    x = 44,144.11

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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.