Home / 21,408.08-32,098.46-10,292.66

Finding the Fourth Proportional to 21,408.08, 32,098.46 and 10,292.66

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Solution

The fourth proportional to 21,408.08, 32,098.46 and 10,292.66 is: 15,432.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,408.08 : 32,098.46 = 10,292.66 : x
  2. Step 2: Convert to fraction form
    21,408.08/32,098.46 = 10,292.66/x
  3. Step 3: Cross multiply
    21,408.08x = 32,098.46 × 10,292.66
  4. Step 4: Simplify right side
    21,408.08x = 330,378,323.35
  5. Step 5: Solve for x
    x = 330,378,323.35/21,408.08
  6. Step 6: Final answer
    x = 15,432.41

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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.