Home / 17,730.78-26,596.17-11,140.62

Finding the Fourth Proportional to 17,730.78, 26,596.17 and 11,140.62

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Solution

The fourth proportional to 17,730.78, 26,596.17 and 11,140.62 is: 16,710.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,730.78 : 26,596.17 = 11,140.62 : x
  2. Step 2: Convert to fraction form
    17,730.78/26,596.17 = 11,140.62/x
  3. Step 3: Cross multiply
    17,730.78x = 26,596.17 × 11,140.62
  4. Step 4: Simplify right side
    17,730.78x = 296,297,823.43
  5. Step 5: Solve for x
    x = 296,297,823.43/17,730.78
  6. Step 6: Final answer
    x = 16,710.93

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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.