Home / 11,475.48-17,180.70-9,354.54

Finding the Fourth Proportional to 11,475.48, 17,180.70 and 9,354.54

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Solution

The fourth proportional to 11,475.48, 17,180.70 and 9,354.54 is: 14,005.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,475.48 : 17,180.70 = 9,354.54 : x
  2. Step 2: Convert to fraction form
    11,475.48/17,180.70 = 9,354.54/x
  3. Step 3: Cross multiply
    11,475.48x = 17,180.70 × 9,354.54
  4. Step 4: Simplify right side
    11,475.48x = 160,717,545.38
  5. Step 5: Solve for x
    x = 160,717,545.38/11,475.48
  6. Step 6: Final answer
    x = 14,005.30

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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.