Home / 38,275.04-57,268.29-34,390.28

Finding the Fourth Proportional to 38,275.04, 57,268.29 and 34,390.28

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Solution

The fourth proportional to 38,275.04, 57,268.29 and 34,390.28 is: 51,455.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,275.04 : 57,268.29 = 34,390.28 : x
  2. Step 2: Convert to fraction form
    38,275.04/57,268.29 = 34,390.28/x
  3. Step 3: Cross multiply
    38,275.04x = 57,268.29 × 34,390.28
  4. Step 4: Simplify right side
    38,275.04x = 1,969,472,528.22
  5. Step 5: Solve for x
    x = 1,969,472,528.22/38,275.04
  6. Step 6: Final answer
    x = 51,455.79

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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.