Home / 54,654.67-81,954.60-26,557.12

Finding the Fourth Proportional to 54,654.67, 81,954.60 and 26,557.12

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Solution

The fourth proportional to 54,654.67, 81,954.60 and 26,557.12 is: 39,822.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,654.67 : 81,954.60 = 26,557.12 : x
  2. Step 2: Convert to fraction form
    54,654.67/81,954.60 = 26,557.12/x
  3. Step 3: Cross multiply
    54,654.67x = 81,954.60 × 26,557.12
  4. Step 4: Simplify right side
    54,654.67x = 2,176,478,146.75
  5. Step 5: Solve for x
    x = 2,176,478,146.75/54,654.67
  6. Step 6: Final answer
    x = 39,822.36

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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.