Home / 27,036.46-40,558.54-8,318.05

Finding the Fourth Proportional to 27,036.46, 40,558.54 and 8,318.05

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Solution

The fourth proportional to 27,036.46, 40,558.54 and 8,318.05 is: 12,478.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,036.46 : 40,558.54 = 8,318.05 : x
  2. Step 2: Convert to fraction form
    27,036.46/40,558.54 = 8,318.05/x
  3. Step 3: Cross multiply
    27,036.46x = 40,558.54 × 8,318.05
  4. Step 4: Simplify right side
    27,036.46x = 337,367,963.65
  5. Step 5: Solve for x
    x = 337,367,963.65/27,036.46
  6. Step 6: Final answer
    x = 12,478.26

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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.