Home / 27,267.20-40,902.51-10,621.70

Finding the Fourth Proportional to 27,267.20, 40,902.51 and 10,621.70

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Solution

The fourth proportional to 27,267.20, 40,902.51 and 10,621.70 is: 15,933.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,267.20 : 40,902.51 = 10,621.70 : x
  2. Step 2: Convert to fraction form
    27,267.20/40,902.51 = 10,621.70/x
  3. Step 3: Cross multiply
    27,267.20x = 40,902.51 × 10,621.70
  4. Step 4: Simplify right side
    27,267.20x = 434,454,190.47
  5. Step 5: Solve for x
    x = 434,454,190.47/27,267.20
  6. Step 6: Final answer
    x = 15,933.22

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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.