Home / 17,989.08-26,970.66-11,049

Finding the Fourth Proportional to 17,989.08, 26,970.66 and 11,049

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Solution

The fourth proportional to 17,989.08, 26,970.66 and 11,049 is: 16,565.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,989.08 : 26,970.66 = 11,049 : x
  2. Step 2: Convert to fraction form
    17,989.08/26,970.66 = 11,049/x
  3. Step 3: Cross multiply
    17,989.08x = 26,970.66 × 11,049
  4. Step 4: Simplify right side
    17,989.08x = 297,998,822.34
  5. Step 5: Solve for x
    x = 297,998,822.34/17,989.08
  6. Step 6: Final answer
    x = 16,565.54

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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.