Home / 39,257.70-58,877.68-11,177.12

Finding the Fourth Proportional to 39,257.70, 58,877.68 and 11,177.12

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Solution

The fourth proportional to 39,257.70, 58,877.68 and 11,177.12 is: 16,763.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,257.70 : 58,877.68 = 11,177.12 : x
  2. Step 2: Convert to fraction form
    39,257.70/58,877.68 = 11,177.12/x
  3. Step 3: Cross multiply
    39,257.70x = 58,877.68 × 11,177.12
  4. Step 4: Simplify right side
    39,257.70x = 658,082,894.68
  5. Step 5: Solve for x
    x = 658,082,894.68/39,257.70
  6. Step 6: Final answer
    x = 16,763.15

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1.5x scale

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.