Home / 43,396.16-65,103.35-13,816.17

Finding the Fourth Proportional to 43,396.16, 65,103.35 and 13,816.17

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Solution

The fourth proportional to 43,396.16, 65,103.35 and 13,816.17 is: 20,727.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,396.16 : 65,103.35 = 13,816.17 : x
  2. Step 2: Convert to fraction form
    43,396.16/65,103.35 = 13,816.17/x
  3. Step 3: Cross multiply
    43,396.16x = 65,103.35 × 13,816.17
  4. Step 4: Simplify right side
    43,396.16x = 899,478,882.09
  5. Step 5: Solve for x
    x = 899,478,882.09/43,396.16
  6. Step 6: Final answer
    x = 20,727.16

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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.