Home / 11,899.52-17,826.22-9,157.76

Finding the Fourth Proportional to 11,899.52, 17,826.22 and 9,157.76

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Solution

The fourth proportional to 11,899.52, 17,826.22 and 9,157.76 is: 13,718.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,899.52 : 17,826.22 = 9,157.76 : x
  2. Step 2: Convert to fraction form
    11,899.52/17,826.22 = 9,157.76/x
  3. Step 3: Cross multiply
    11,899.52x = 17,826.22 × 9,157.76
  4. Step 4: Simplify right side
    11,899.52x = 163,248,244.47
  5. Step 5: Solve for x
    x = 163,248,244.47/11,899.52
  6. Step 6: Final answer
    x = 13,718.89

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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.