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Finding the Fourth Proportional to 17,725.35, 26,562.95 and 9,831.34

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Solution

The fourth proportional to 17,725.35, 26,562.95 and 9,831.34 is: 14,733.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,725.35 : 26,562.95 = 9,831.34 : x
  2. Step 2: Convert to fraction form
    17,725.35/26,562.95 = 9,831.34/x
  3. Step 3: Cross multiply
    17,725.35x = 26,562.95 × 9,831.34
  4. Step 4: Simplify right side
    17,725.35x = 261,149,351.02
  5. Step 5: Solve for x
    x = 261,149,351.02/17,725.35
  6. Step 6: Final answer
    x = 14,733.10

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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.