Home / 27,036.11-40,558.05-8,317.72

Finding the Fourth Proportional to 27,036.11, 40,558.05 and 8,317.72

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Solution

The fourth proportional to 27,036.11, 40,558.05 and 8,317.72 is: 12,477.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,036.11 : 40,558.05 = 8,317.72 : x
  2. Step 2: Convert to fraction form
    27,036.11/40,558.05 = 8,317.72/x
  3. Step 3: Cross multiply
    27,036.11x = 40,558.05 × 8,317.72
  4. Step 4: Simplify right side
    27,036.11x = 337,350,554.34
  5. Step 5: Solve for x
    x = 337,350,554.34/27,036.11
  6. Step 6: Final answer
    x = 12,477.78

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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.