Home / 27,036.07-40,558.71-8,315.70

Finding the Fourth Proportional to 27,036.07, 40,558.71 and 8,315.70

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Solution

The fourth proportional to 27,036.07, 40,558.71 and 8,315.70 is: 12,474.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,036.07 : 40,558.71 = 8,315.70 : x
  2. Step 2: Convert to fraction form
    27,036.07/40,558.71 = 8,315.70/x
  3. Step 3: Cross multiply
    27,036.07x = 40,558.71 × 8,315.70
  4. Step 4: Simplify right side
    27,036.07x = 337,273,943.84
  5. Step 5: Solve for x
    x = 337,273,943.84/27,036.07
  6. Step 6: Final answer
    x = 12,474.96

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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.