Home / 11,748.08-17,533.84-10,159.78

Finding the Fourth Proportional to 11,748.08, 17,533.84 and 10,159.78

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Solution

The fourth proportional to 11,748.08, 17,533.84 and 10,159.78 is: 15,163.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,748.08 : 17,533.84 = 10,159.78 : x
  2. Step 2: Convert to fraction form
    11,748.08/17,533.84 = 10,159.78/x
  3. Step 3: Cross multiply
    11,748.08x = 17,533.84 × 10,159.78
  4. Step 4: Simplify right side
    11,748.08x = 178,139,956.96
  5. Step 5: Solve for x
    x = 178,139,956.96/11,748.08
  6. Step 6: Final answer
    x = 15,163.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.