Home / 18,442.50-27,663.48-8,576.25

Finding the Fourth Proportional to 18,442.50, 27,663.48 and 8,576.25

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Solution

The fourth proportional to 18,442.50, 27,663.48 and 8,576.25 is: 12,864.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,442.50 : 27,663.48 = 8,576.25 : x
  2. Step 2: Convert to fraction form
    18,442.50/27,663.48 = 8,576.25/x
  3. Step 3: Cross multiply
    18,442.50x = 27,663.48 × 8,576.25
  4. Step 4: Simplify right side
    18,442.50x = 237,248,920.35
  5. Step 5: Solve for x
    x = 237,248,920.35/18,442.50
  6. Step 6: Final answer
    x = 12,864.25

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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.