Home / 38,425.12-57,642.71-15,048.52

Finding the Fourth Proportional to 38,425.12, 57,642.71 and 15,048.52

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Solution

The fourth proportional to 38,425.12, 57,642.71 and 15,048.52 is: 22,574.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,425.12 : 57,642.71 = 15,048.52 : x
  2. Step 2: Convert to fraction form
    38,425.12/57,642.71 = 15,048.52/x
  3. Step 3: Cross multiply
    38,425.12x = 57,642.71 × 15,048.52
  4. Step 4: Simplify right side
    38,425.12x = 867,437,223.70
  5. Step 5: Solve for x
    x = 867,437,223.70/38,425.12
  6. Step 6: Final answer
    x = 22,574.75

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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.