Home / 36,428.85-50,273.07-21,322.92

Finding the Fourth Proportional to 36,428.85, 50,273.07 and 21,322.92

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Solution

The fourth proportional to 36,428.85, 50,273.07 and 21,322.92 is: 29,426.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,428.85 : 50,273.07 = 21,322.92 : x
  2. Step 2: Convert to fraction form
    36,428.85/50,273.07 = 21,322.92/x
  3. Step 3: Cross multiply
    36,428.85x = 50,273.07 × 21,322.92
  4. Step 4: Simplify right side
    36,428.85x = 1,071,968,649.76
  5. Step 5: Solve for x
    x = 1,071,968,649.76/36,428.85
  6. Step 6: Final answer
    x = 29,426.37

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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.