Home / 38,648.19-57,877.23-18,862.95

Finding the Fourth Proportional to 38,648.19, 57,877.23 and 18,862.95

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Solution

The fourth proportional to 38,648.19, 57,877.23 and 18,862.95 is: 28,248.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,648.19 : 57,877.23 = 18,862.95 : x
  2. Step 2: Convert to fraction form
    38,648.19/57,877.23 = 18,862.95/x
  3. Step 3: Cross multiply
    38,648.19x = 57,877.23 × 18,862.95
  4. Step 4: Simplify right side
    38,648.19x = 1,091,735,295.63
  5. Step 5: Solve for x
    x = 1,091,735,295.63/38,648.19
  6. Step 6: Final answer
    x = 28,248.03

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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.