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Finding the Fourth Proportional to 14,392.22, 21,591.03 and 5,626.58

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Solution

The fourth proportional to 14,392.22, 21,591.03 and 5,626.58 is: 8,440.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,392.22 : 21,591.03 = 5,626.58 : x
  2. Step 2: Convert to fraction form
    14,392.22/21,591.03 = 5,626.58/x
  3. Step 3: Cross multiply
    14,392.22x = 21,591.03 × 5,626.58
  4. Step 4: Simplify right side
    14,392.22x = 121,483,657.58
  5. Step 5: Solve for x
    x = 121,483,657.58/14,392.22
  6. Step 6: Final answer
    x = 8,440.93

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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.