Home / 27,024.80-40,527.60-12,240.80

Finding the Fourth Proportional to 27,024.80, 40,527.60 and 12,240.80

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Solution

The fourth proportional to 27,024.80, 40,527.60 and 12,240.80 is: 18,356.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,024.80 : 40,527.60 = 12,240.80 : x
  2. Step 2: Convert to fraction form
    27,024.80/40,527.60 = 12,240.80/x
  3. Step 3: Cross multiply
    27,024.80x = 40,527.60 × 12,240.80
  4. Step 4: Simplify right side
    27,024.80x = 496,090,246.08
  5. Step 5: Solve for x
    x = 496,090,246.08/27,024.80
  6. Step 6: Final answer
    x = 18,356.85

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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.