Home / 27,960.12-41,931.32-9,236.70

Finding the Fourth Proportional to 27,960.12, 41,931.32 and 9,236.70

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Solution

The fourth proportional to 27,960.12, 41,931.32 and 9,236.70 is: 13,852.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,960.12 : 41,931.32 = 9,236.70 : x
  2. Step 2: Convert to fraction form
    27,960.12/41,931.32 = 9,236.70/x
  3. Step 3: Cross multiply
    27,960.12x = 41,931.32 × 9,236.70
  4. Step 4: Simplify right side
    27,960.12x = 387,306,977.26
  5. Step 5: Solve for x
    x = 387,306,977.26/27,960.12
  6. Step 6: Final answer
    x = 13,852.12

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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.