Home / 27,948.75-41,931.75-9,692.79

Finding the Fourth Proportional to 27,948.75, 41,931.75 and 9,692.79

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Solution

The fourth proportional to 27,948.75, 41,931.75 and 9,692.79 is: 14,542.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,948.75 : 41,931.75 = 9,692.79 : x
  2. Step 2: Convert to fraction form
    27,948.75/41,931.75 = 9,692.79/x
  3. Step 3: Cross multiply
    27,948.75x = 41,931.75 × 9,692.79
  4. Step 4: Simplify right side
    27,948.75x = 406,435,647.08
  5. Step 5: Solve for x
    x = 406,435,647.08/27,948.75
  6. Step 6: Final answer
    x = 14,542.18

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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.