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Finding the Fourth Proportional to 43,796.88, 65,697 and 15,328.32

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Solution

The fourth proportional to 43,796.88, 65,697 and 15,328.32 is: 22,993.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,796.88 : 65,697 = 15,328.32 : x
  2. Step 2: Convert to fraction form
    43,796.88/65,697 = 15,328.32/x
  3. Step 3: Cross multiply
    43,796.88x = 65,697 × 15,328.32
  4. Step 4: Simplify right side
    43,796.88x = 1,007,024,639.04
  5. Step 5: Solve for x
    x = 1,007,024,639.04/43,796.88
  6. Step 6: Final answer
    x = 22,993.07

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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.