Home / 27,105.10-40,634.28-10,476.80

Finding the Fourth Proportional to 27,105.10, 40,634.28 and 10,476.80

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Solution

The fourth proportional to 27,105.10, 40,634.28 and 10,476.80 is: 15,706.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,105.10 : 40,634.28 = 10,476.80 : x
  2. Step 2: Convert to fraction form
    27,105.10/40,634.28 = 10,476.80/x
  3. Step 3: Cross multiply
    27,105.10x = 40,634.28 × 10,476.80
  4. Step 4: Simplify right side
    27,105.10x = 425,717,224.70
  5. Step 5: Solve for x
    x = 425,717,224.70/27,105.10
  6. Step 6: Final answer
    x = 15,706.17

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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.