Home / 14,455.11-21,672.12-9,763.47

Finding the Fourth Proportional to 14,455.11, 21,672.12 and 9,763.47

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Solution

The fourth proportional to 14,455.11, 21,672.12 and 9,763.47 is: 14,638.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,455.11 : 21,672.12 = 9,763.47 : x
  2. Step 2: Convert to fraction form
    14,455.11/21,672.12 = 9,763.47/x
  3. Step 3: Cross multiply
    14,455.11x = 21,672.12 × 9,763.47
  4. Step 4: Simplify right side
    14,455.11x = 211,595,093.46
  5. Step 5: Solve for x
    x = 211,595,093.46/14,455.11
  6. Step 6: Final answer
    x = 14,638.08

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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.