Home / 27,404.30-41,106.45-7,686.20

Finding the Fourth Proportional to 27,404.30, 41,106.45 and 7,686.20

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Solution

The fourth proportional to 27,404.30, 41,106.45 and 7,686.20 is: 11,529.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,404.30 : 41,106.45 = 7,686.20 : x
  2. Step 2: Convert to fraction form
    27,404.30/41,106.45 = 7,686.20/x
  3. Step 3: Cross multiply
    27,404.30x = 41,106.45 × 7,686.20
  4. Step 4: Simplify right side
    27,404.30x = 315,952,395.99
  5. Step 5: Solve for x
    x = 315,952,395.99/27,404.30
  6. Step 6: Final answer
    x = 11,529.30

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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.