Home / 54,826.12-75,658.48-30,955.02

Finding the Fourth Proportional to 54,826.12, 75,658.48 and 30,955.02

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Solution

The fourth proportional to 54,826.12, 75,658.48 and 30,955.02 is: 42,717.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,826.12 : 75,658.48 = 30,955.02 : x
  2. Step 2: Convert to fraction form
    54,826.12/75,658.48 = 30,955.02/x
  3. Step 3: Cross multiply
    54,826.12x = 75,658.48 × 30,955.02
  4. Step 4: Simplify right side
    54,826.12x = 2,342,009,761.57
  5. Step 5: Solve for x
    x = 2,342,009,761.57/54,826.12
  6. Step 6: Final answer
    x = 42,717.04

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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.