Home / 23,728.50-32,745.90-15,359.58

Finding the Fourth Proportional to 23,728.50, 32,745.90 and 15,359.58

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Solution

The fourth proportional to 23,728.50, 32,745.90 and 15,359.58 is: 21,196.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,728.50 : 32,745.90 = 15,359.58 : x
  2. Step 2: Convert to fraction form
    23,728.50/32,745.90 = 15,359.58/x
  3. Step 3: Cross multiply
    23,728.50x = 32,745.90 × 15,359.58
  4. Step 4: Simplify right side
    23,728.50x = 502,963,270.72
  5. Step 5: Solve for x
    x = 502,963,270.72/23,728.50
  6. Step 6: Final answer
    x = 21,196.59

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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.