Home / 27,089.55-40,640.67-11,304.90

Finding the Fourth Proportional to 27,089.55, 40,640.67 and 11,304.90

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Solution

The fourth proportional to 27,089.55, 40,640.67 and 11,304.90 is: 16,960.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,089.55 : 40,640.67 = 11,304.90 : x
  2. Step 2: Convert to fraction form
    27,089.55/40,640.67 = 11,304.90/x
  3. Step 3: Cross multiply
    27,089.55x = 40,640.67 × 11,304.90
  4. Step 4: Simplify right side
    27,089.55x = 459,438,710.28
  5. Step 5: Solve for x
    x = 459,438,710.28/27,089.55
  6. Step 6: Final answer
    x = 16,960.00

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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.