Home / 55,727.82-83,591.44-13,608.14

Finding the Fourth Proportional to 55,727.82, 83,591.44 and 13,608.14

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Solution

The fourth proportional to 55,727.82, 83,591.44 and 13,608.14 is: 20,412.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,727.82 : 83,591.44 = 13,608.14 : x
  2. Step 2: Convert to fraction form
    55,727.82/83,591.44 = 13,608.14/x
  3. Step 3: Cross multiply
    55,727.82x = 83,591.44 × 13,608.14
  4. Step 4: Simplify right side
    55,727.82x = 1,137,523,566.34
  5. Step 5: Solve for x
    x = 1,137,523,566.34/55,727.82
  6. Step 6: Final answer
    x = 20,412.13

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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.