Home / 27,381.04-41,065.28-7,660.98

Finding the Fourth Proportional to 27,381.04, 41,065.28 and 7,660.98

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Solution

The fourth proportional to 27,381.04, 41,065.28 and 7,660.98 is: 11,489.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,381.04 : 41,065.28 = 7,660.98 : x
  2. Step 2: Convert to fraction form
    27,381.04/41,065.28 = 7,660.98/x
  3. Step 3: Cross multiply
    27,381.04x = 41,065.28 × 7,660.98
  4. Step 4: Simplify right side
    27,381.04x = 314,600,288.77
  5. Step 5: Solve for x
    x = 314,600,288.77/27,381.04
  6. Step 6: Final answer
    x = 11,489.71

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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.