Home / 54,755.02-82,132.67-15,312.07

Finding the Fourth Proportional to 54,755.02, 82,132.67 and 15,312.07

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Solution

The fourth proportional to 54,755.02, 82,132.67 and 15,312.07 is: 22,968.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,755.02 : 82,132.67 = 15,312.07 : x
  2. Step 2: Convert to fraction form
    54,755.02/82,132.67 = 15,312.07/x
  3. Step 3: Cross multiply
    54,755.02x = 82,132.67 × 15,312.07
  4. Step 4: Simplify right side
    54,755.02x = 1,257,621,192.33
  5. Step 5: Solve for x
    x = 1,257,621,192.33/54,755.02
  6. Step 6: Final answer
    x = 22,968.14

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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.