Home / 27,231.59-40,852.85-12,436.54

Finding the Fourth Proportional to 27,231.59, 40,852.85 and 12,436.54

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Solution

The fourth proportional to 27,231.59, 40,852.85 and 12,436.54 is: 18,657.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,231.59 : 40,852.85 = 12,436.54 : x
  2. Step 2: Convert to fraction form
    27,231.59/40,852.85 = 12,436.54/x
  3. Step 3: Cross multiply
    27,231.59x = 40,852.85 × 12,436.54
  4. Step 4: Simplify right side
    27,231.59x = 508,068,103.14
  5. Step 5: Solve for x
    x = 508,068,103.14/27,231.59
  6. Step 6: Final answer
    x = 18,657.31

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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.