Home / 37,814.94-52,187.19-21,903.90

Finding the Fourth Proportional to 37,814.94, 52,187.19 and 21,903.90

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Solution

The fourth proportional to 37,814.94, 52,187.19 and 21,903.90 is: 30,228.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,814.94 : 52,187.19 = 21,903.90 : x
  2. Step 2: Convert to fraction form
    37,814.94/52,187.19 = 21,903.90/x
  3. Step 3: Cross multiply
    37,814.94x = 52,187.19 × 21,903.90
  4. Step 4: Simplify right side
    37,814.94x = 1,143,102,991.04
  5. Step 5: Solve for x
    x = 1,143,102,991.04/37,814.94
  6. Step 6: Final answer
    x = 30,228.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.