Home / 14,089.21-21,125.91-9,651.89

Finding the Fourth Proportional to 14,089.21, 21,125.91 and 9,651.89

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Solution

The fourth proportional to 14,089.21, 21,125.91 and 9,651.89 is: 14,472.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,089.21 : 21,125.91 = 9,651.89 : x
  2. Step 2: Convert to fraction form
    14,089.21/21,125.91 = 9,651.89/x
  3. Step 3: Cross multiply
    14,089.21x = 21,125.91 × 9,651.89
  4. Step 4: Simplify right side
    14,089.21x = 203,904,959.47
  5. Step 5: Solve for x
    x = 203,904,959.47/14,089.21
  6. Step 6: Final answer
    x = 14,472.42

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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.