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Finding the Fourth Proportional to 14,811.12, 22,214.52 and 4,950.18

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Solution

The fourth proportional to 14,811.12, 22,214.52 and 4,950.18 is: 7,424.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,811.12 : 22,214.52 = 4,950.18 : x
  2. Step 2: Convert to fraction form
    14,811.12/22,214.52 = 4,950.18/x
  3. Step 3: Cross multiply
    14,811.12x = 22,214.52 × 4,950.18
  4. Step 4: Simplify right side
    14,811.12x = 109,965,872.61
  5. Step 5: Solve for x
    x = 109,965,872.61/14,811.12
  6. Step 6: Final answer
    x = 7,424.55

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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.