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Finding the Fourth Proportional to 17,695.76, 26,543.86 and 6,009.90

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Solution

The fourth proportional to 17,695.76, 26,543.86 and 6,009.90 is: 9,014.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,695.76 : 26,543.86 = 6,009.90 : x
  2. Step 2: Convert to fraction form
    17,695.76/26,543.86 = 6,009.90/x
  3. Step 3: Cross multiply
    17,695.76x = 26,543.86 × 6,009.90
  4. Step 4: Simplify right side
    17,695.76x = 159,525,944.21
  5. Step 5: Solve for x
    x = 159,525,944.21/17,695.76
  6. Step 6: Final answer
    x = 9,014.92

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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.