Home / 38,549.25-57,828.47-13,584.11

Finding the Fourth Proportional to 38,549.25, 57,828.47 and 13,584.11

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Solution

The fourth proportional to 38,549.25, 57,828.47 and 13,584.11 is: 20,377.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,549.25 : 57,828.47 = 13,584.11 : x
  2. Step 2: Convert to fraction form
    38,549.25/57,828.47 = 13,584.11/x
  3. Step 3: Cross multiply
    38,549.25x = 57,828.47 × 13,584.11
  4. Step 4: Simplify right side
    38,549.25x = 785,547,940.55
  5. Step 5: Solve for x
    x = 785,547,940.55/38,549.25
  6. Step 6: Final answer
    x = 20,377.77

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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.