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Finding the Fourth Proportional to 16,150.01, 22,147.95 and 15,476.48

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Solution

The fourth proportional to 16,150.01, 22,147.95 and 15,476.48 is: 21,224.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,150.01 : 22,147.95 = 15,476.48 : x
  2. Step 2: Convert to fraction form
    16,150.01/22,147.95 = 15,476.48/x
  3. Step 3: Cross multiply
    16,150.01x = 22,147.95 × 15,476.48
  4. Step 4: Simplify right side
    16,150.01x = 342,772,305.22
  5. Step 5: Solve for x
    x = 342,772,305.22/16,150.01
  6. Step 6: Final answer
    x = 21,224.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.