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Finding the Fourth Proportional to 43,571.84, 65,314.56 and 17,260.16

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Solution

The fourth proportional to 43,571.84, 65,314.56 and 17,260.16 is: 25,873.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,571.84 : 65,314.56 = 17,260.16 : x
  2. Step 2: Convert to fraction form
    43,571.84/65,314.56 = 17,260.16/x
  3. Step 3: Cross multiply
    43,571.84x = 65,314.56 × 17,260.16
  4. Step 4: Simplify right side
    43,571.84x = 1,127,339,755.93
  5. Step 5: Solve for x
    x = 1,127,339,755.93/43,571.84
  6. Step 6: Final answer
    x = 25,873.13

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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.