Home / 38,283.36-57,542.16-31,751.52

Finding the Fourth Proportional to 38,283.36, 57,542.16 and 31,751.52

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Solution

The fourth proportional to 38,283.36, 57,542.16 and 31,751.52 is: 47,724.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,283.36 : 57,542.16 = 31,751.52 : x
  2. Step 2: Convert to fraction form
    38,283.36/57,542.16 = 31,751.52/x
  3. Step 3: Cross multiply
    38,283.36x = 57,542.16 × 31,751.52
  4. Step 4: Simplify right side
    38,283.36x = 1,827,051,044.08
  5. Step 5: Solve for x
    x = 1,827,051,044.08/38,283.36
  6. Step 6: Final answer
    x = 47,724.42

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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.