Home / 25,830.33-38,732.03-9,187.95

Finding the Fourth Proportional to 25,830.33, 38,732.03 and 9,187.95

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Solution

The fourth proportional to 25,830.33, 38,732.03 and 9,187.95 is: 13,777.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,830.33 : 38,732.03 = 9,187.95 : x
  2. Step 2: Convert to fraction form
    25,830.33/38,732.03 = 9,187.95/x
  3. Step 3: Cross multiply
    25,830.33x = 38,732.03 × 9,187.95
  4. Step 4: Simplify right side
    25,830.33x = 355,867,784.35
  5. Step 5: Solve for x
    x = 355,867,784.35/25,830.33
  6. Step 6: Final answer
    x = 13,777.13

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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.