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Finding the Fourth Proportional to 17,529.01, 26,293.52 and 9,319.09

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Solution

The fourth proportional to 17,529.01, 26,293.52 and 9,319.09 is: 13,978.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,529.01 : 26,293.52 = 9,319.09 : x
  2. Step 2: Convert to fraction form
    17,529.01/26,293.52 = 9,319.09/x
  3. Step 3: Cross multiply
    17,529.01x = 26,293.52 × 9,319.09
  4. Step 4: Simplify right side
    17,529.01x = 245,031,679.30
  5. Step 5: Solve for x
    x = 245,031,679.30/17,529.01
  6. Step 6: Final answer
    x = 13,978.64

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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.