Home / 54,754.98-82,132.56-15,312.06

Finding the Fourth Proportional to 54,754.98, 82,132.56 and 15,312.06

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Solution

The fourth proportional to 54,754.98, 82,132.56 and 15,312.06 is: 22,968.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,754.98 : 82,132.56 = 15,312.06 : x
  2. Step 2: Convert to fraction form
    54,754.98/82,132.56 = 15,312.06/x
  3. Step 3: Cross multiply
    54,754.98x = 82,132.56 × 15,312.06
  4. Step 4: Simplify right side
    54,754.98x = 1,257,618,686.67
  5. Step 5: Solve for x
    x = 1,257,618,686.67/54,754.98
  6. Step 6: Final answer
    x = 22,968.12

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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.