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Finding the Fourth Proportional to 14,776.98, 22,166.99 and 4,913.61

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Solution

The fourth proportional to 14,776.98, 22,166.99 and 4,913.61 is: 7,370.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,776.98 : 22,166.99 = 4,913.61 : x
  2. Step 2: Convert to fraction form
    14,776.98/22,166.99 = 4,913.61/x
  3. Step 3: Cross multiply
    14,776.98x = 22,166.99 × 4,913.61
  4. Step 4: Simplify right side
    14,776.98x = 108,919,919.17
  5. Step 5: Solve for x
    x = 108,919,919.17/14,776.98
  6. Step 6: Final answer
    x = 7,370.92

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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.