Home / 28,236.24-38,963.16-16,303.38

Finding the Fourth Proportional to 28,236.24, 38,963.16 and 16,303.38

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Solution

The fourth proportional to 28,236.24, 38,963.16 and 16,303.38 is: 22,497.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,236.24 : 38,963.16 = 16,303.38 : x
  2. Step 2: Convert to fraction form
    28,236.24/38,963.16 = 16,303.38/x
  3. Step 3: Cross multiply
    28,236.24x = 38,963.16 × 16,303.38
  4. Step 4: Simplify right side
    28,236.24x = 635,231,203.48
  5. Step 5: Solve for x
    x = 635,231,203.48/28,236.24
  6. Step 6: Final answer
    x = 22,497.02

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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.