Home / 27,148.04-40,717.82-10,515.80

Finding the Fourth Proportional to 27,148.04, 40,717.82 and 10,515.80

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Solution

The fourth proportional to 27,148.04, 40,717.82 and 10,515.80 is: 15,772.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,148.04 : 40,717.82 = 10,515.80 : x
  2. Step 2: Convert to fraction form
    27,148.04/40,717.82 = 10,515.80/x
  3. Step 3: Cross multiply
    27,148.04x = 40,717.82 × 10,515.80
  4. Step 4: Simplify right side
    27,148.04x = 428,180,451.56
  5. Step 5: Solve for x
    x = 428,180,451.56/27,148.04
  6. Step 6: Final answer
    x = 15,772.06

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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.