Home / 54,755.02-82,132.54-19,244.21

Finding the Fourth Proportional to 54,755.02, 82,132.54 and 19,244.21

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Solution

The fourth proportional to 54,755.02, 82,132.54 and 19,244.21 is: 28,866.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,755.02 : 82,132.54 = 19,244.21 : x
  2. Step 2: Convert to fraction form
    54,755.02/82,132.54 = 19,244.21/x
  3. Step 3: Cross multiply
    54,755.02x = 82,132.54 × 19,244.21
  4. Step 4: Simplify right side
    54,755.02x = 1,580,576,004.81
  5. Step 5: Solve for x
    x = 1,580,576,004.81/54,755.02
  6. Step 6: Final answer
    x = 28,866.32

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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.