Home / 27,257.57-40,886.35-8,537.76

Finding the Fourth Proportional to 27,257.57, 40,886.35 and 8,537.76

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Solution

The fourth proportional to 27,257.57, 40,886.35 and 8,537.76 is: 12,806.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,257.57 : 40,886.35 = 8,537.76 : x
  2. Step 2: Convert to fraction form
    27,257.57/40,886.35 = 8,537.76/x
  3. Step 3: Cross multiply
    27,257.57x = 40,886.35 × 8,537.76
  4. Step 4: Simplify right side
    27,257.57x = 349,077,822.23
  5. Step 5: Solve for x
    x = 349,077,822.23/27,257.57
  6. Step 6: Final answer
    x = 12,806.64

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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.