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Finding the Fourth Proportional to 17,393.64, 26,090.51 and 7,395.81

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Solution

The fourth proportional to 17,393.64, 26,090.51 and 7,395.81 is: 11,093.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,393.64 : 26,090.51 = 7,395.81 : x
  2. Step 2: Convert to fraction form
    17,393.64/26,090.51 = 7,395.81/x
  3. Step 3: Cross multiply
    17,393.64x = 26,090.51 × 7,395.81
  4. Step 4: Simplify right side
    17,393.64x = 192,960,319.94
  5. Step 5: Solve for x
    x = 192,960,319.94/17,393.64
  6. Step 6: Final answer
    x = 11,093.73

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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.