Home / 17,816.64-26,729.28-5,336.64

Finding the Fourth Proportional to 17,816.64, 26,729.28 and 5,336.64

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Solution

The fourth proportional to 17,816.64, 26,729.28 and 5,336.64 is: 8,006.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,816.64 : 26,729.28 = 5,336.64 : x
  2. Step 2: Convert to fraction form
    17,816.64/26,729.28 = 5,336.64/x
  3. Step 3: Cross multiply
    17,816.64x = 26,729.28 × 5,336.64
  4. Step 4: Simplify right side
    17,816.64x = 142,644,544.82
  5. Step 5: Solve for x
    x = 142,644,544.82/17,816.64
  6. Step 6: Final answer
    x = 8,006.25

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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.