Home / 27,048.20-40,572.30-15,384.20

Finding the Fourth Proportional to 27,048.20, 40,572.30 and 15,384.20

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Solution

The fourth proportional to 27,048.20, 40,572.30 and 15,384.20 is: 23,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,048.20 : 40,572.30 = 15,384.20 : x
  2. Step 2: Convert to fraction form
    27,048.20/40,572.30 = 15,384.20/x
  3. Step 3: Cross multiply
    27,048.20x = 40,572.30 × 15,384.20
  4. Step 4: Simplify right side
    27,048.20x = 624,172,377.66
  5. Step 5: Solve for x
    x = 624,172,377.66/27,048.20
  6. Step 6: Final answer
    x = 23,076.30

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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.