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Finding the Fourth Proportional to 14,766.35, 22,118.77 and 7,348.32

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Solution

The fourth proportional to 14,766.35, 22,118.77 and 7,348.32 is: 11,007.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,766.35 : 22,118.77 = 7,348.32 : x
  2. Step 2: Convert to fraction form
    14,766.35/22,118.77 = 7,348.32/x
  3. Step 3: Cross multiply
    14,766.35x = 22,118.77 × 7,348.32
  4. Step 4: Simplify right side
    14,766.35x = 162,535,809.15
  5. Step 5: Solve for x
    x = 162,535,809.15/14,766.35
  6. Step 6: Final answer
    x = 11,007.18

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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.