Home / 21,469.95-32,205.15-5,887.58

Finding the Fourth Proportional to 21,469.95, 32,205.15 and 5,887.58

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Solution

The fourth proportional to 21,469.95, 32,205.15 and 5,887.58 is: 8,831.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,469.95 : 32,205.15 = 5,887.58 : x
  2. Step 2: Convert to fraction form
    21,469.95/32,205.15 = 5,887.58/x
  3. Step 3: Cross multiply
    21,469.95x = 32,205.15 × 5,887.58
  4. Step 4: Simplify right side
    21,469.95x = 189,610,236.01
  5. Step 5: Solve for x
    x = 189,610,236.01/21,469.95
  6. Step 6: Final answer
    x = 8,831.42

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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.