Home / 38,480.31-57,643.65-25,292.70

Finding the Fourth Proportional to 38,480.31, 57,643.65 and 25,292.70

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Solution

The fourth proportional to 38,480.31, 57,643.65 and 25,292.70 is: 37,888.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,480.31 : 57,643.65 = 25,292.70 : x
  2. Step 2: Convert to fraction form
    38,480.31/57,643.65 = 25,292.70/x
  3. Step 3: Cross multiply
    38,480.31x = 57,643.65 × 25,292.70
  4. Step 4: Simplify right side
    38,480.31x = 1,457,963,546.36
  5. Step 5: Solve for x
    x = 1,457,963,546.36/38,480.31
  6. Step 6: Final answer
    x = 37,888.56

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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.