Home / 23,219.67-32,043.78-13,660.23

Finding the Fourth Proportional to 23,219.67, 32,043.78 and 13,660.23

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Solution

The fourth proportional to 23,219.67, 32,043.78 and 13,660.23 is: 18,851.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,219.67 : 32,043.78 = 13,660.23 : x
  2. Step 2: Convert to fraction form
    23,219.67/32,043.78 = 13,660.23/x
  3. Step 3: Cross multiply
    23,219.67x = 32,043.78 × 13,660.23
  4. Step 4: Simplify right side
    23,219.67x = 437,725,404.87
  5. Step 5: Solve for x
    x = 437,725,404.87/23,219.67
  6. Step 6: Final answer
    x = 18,851.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.