Home / 55,736.11-83,605.46-13,616.55

Finding the Fourth Proportional to 55,736.11, 83,605.46 and 13,616.55

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Solution

The fourth proportional to 55,736.11, 83,605.46 and 13,616.55 is: 20,425.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,736.11 : 83,605.46 = 13,616.55 : x
  2. Step 2: Convert to fraction form
    55,736.11/83,605.46 = 13,616.55/x
  3. Step 3: Cross multiply
    55,736.11x = 83,605.46 × 13,616.55
  4. Step 4: Simplify right side
    55,736.11x = 1,138,417,926.36
  5. Step 5: Solve for x
    x = 1,138,417,926.36/55,736.11
  6. Step 6: Final answer
    x = 20,425.14

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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.