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Finding the Fourth Proportional to 17,693.96, 26,538.90 and 6,601.04

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Solution

The fourth proportional to 17,693.96, 26,538.90 and 6,601.04 is: 9,900.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,693.96 : 26,538.90 = 6,601.04 : x
  2. Step 2: Convert to fraction form
    17,693.96/26,538.90 = 6,601.04/x
  3. Step 3: Cross multiply
    17,693.96x = 26,538.90 × 6,601.04
  4. Step 4: Simplify right side
    17,693.96x = 175,184,340.46
  5. Step 5: Solve for x
    x = 175,184,340.46/17,693.96
  6. Step 6: Final answer
    x = 9,900.80

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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.