Home / 36,800.04-55,208.25-13,426.47

Finding the Fourth Proportional to 36,800.04, 55,208.25 and 13,426.47

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Solution

The fourth proportional to 36,800.04, 55,208.25 and 13,426.47 is: 20,142.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,800.04 : 55,208.25 = 13,426.47 : x
  2. Step 2: Convert to fraction form
    36,800.04/55,208.25 = 13,426.47/x
  3. Step 3: Cross multiply
    36,800.04x = 55,208.25 × 13,426.47
  4. Step 4: Simplify right side
    36,800.04x = 741,251,912.38
  5. Step 5: Solve for x
    x = 741,251,912.38/36,800.04
  6. Step 6: Final answer
    x = 20,142.69

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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.