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Finding the Fourth Proportional to 43,626.74, 65,446.38 and 14,034.74

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Solution

The fourth proportional to 43,626.74, 65,446.38 and 14,034.74 is: 21,054.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,626.74 : 65,446.38 = 14,034.74 : x
  2. Step 2: Convert to fraction form
    43,626.74/65,446.38 = 14,034.74/x
  3. Step 3: Cross multiply
    43,626.74x = 65,446.38 × 14,034.74
  4. Step 4: Simplify right side
    43,626.74x = 918,522,600.01
  5. Step 5: Solve for x
    x = 918,522,600.01/43,626.74
  6. Step 6: Final answer
    x = 21,054.12

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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.