Home / 27,070.91-40,610.74-8,346.56

Finding the Fourth Proportional to 27,070.91, 40,610.74 and 8,346.56

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Solution

The fourth proportional to 27,070.91, 40,610.74 and 8,346.56 is: 12,521.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,070.91 : 40,610.74 = 8,346.56 : x
  2. Step 2: Convert to fraction form
    27,070.91/40,610.74 = 8,346.56/x
  3. Step 3: Cross multiply
    27,070.91x = 40,610.74 × 8,346.56
  4. Step 4: Simplify right side
    27,070.91x = 338,960,058.71
  5. Step 5: Solve for x
    x = 338,960,058.71/27,070.91
  6. Step 6: Final answer
    x = 12,521.19

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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.