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Finding the Fourth Proportional to 17,859.18, 26,783.03 and 6,009.74

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Solution

The fourth proportional to 17,859.18, 26,783.03 and 6,009.74 is: 9,012.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,859.18 : 26,783.03 = 6,009.74 : x
  2. Step 2: Convert to fraction form
    17,859.18/26,783.03 = 6,009.74/x
  3. Step 3: Cross multiply
    17,859.18x = 26,783.03 × 6,009.74
  4. Step 4: Simplify right side
    17,859.18x = 160,959,162.01
  5. Step 5: Solve for x
    x = 160,959,162.01/17,859.18
  6. Step 6: Final answer
    x = 9,012.68

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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.