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Finding the Fourth Proportional to 17,903.24, 26,852.78 and 4,756.64

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Solution

The fourth proportional to 17,903.24, 26,852.78 and 4,756.64 is: 7,134.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,903.24 : 26,852.78 = 4,756.64 : x
  2. Step 2: Convert to fraction form
    17,903.24/26,852.78 = 4,756.64/x
  3. Step 3: Cross multiply
    17,903.24x = 26,852.78 × 4,756.64
  4. Step 4: Simplify right side
    17,903.24x = 127,729,007.46
  5. Step 5: Solve for x
    x = 127,729,007.46/17,903.24
  6. Step 6: Final answer
    x = 7,134.41

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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.