Home / 14,909.88-22,363.38-4,521.72

Finding the Fourth Proportional to 14,909.88, 22,363.38 and 4,521.72

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Solution

The fourth proportional to 14,909.88, 22,363.38 and 4,521.72 is: 6,782.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,909.88 : 22,363.38 = 4,521.72 : x
  2. Step 2: Convert to fraction form
    14,909.88/22,363.38 = 4,521.72/x
  3. Step 3: Cross multiply
    14,909.88x = 22,363.38 × 4,521.72
  4. Step 4: Simplify right side
    14,909.88x = 101,120,942.61
  5. Step 5: Solve for x
    x = 101,120,942.61/14,909.88
  6. Step 6: Final answer
    x = 6,782.14

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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.