Home / 36,019.71-54,127.98-21,232.87

Finding the Fourth Proportional to 36,019.71, 54,127.98 and 21,232.87

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Solution

The fourth proportional to 36,019.71, 54,127.98 and 21,232.87 is: 31,907.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,019.71 : 54,127.98 = 21,232.87 : x
  2. Step 2: Convert to fraction form
    36,019.71/54,127.98 = 21,232.87/x
  3. Step 3: Cross multiply
    36,019.71x = 54,127.98 × 21,232.87
  4. Step 4: Simplify right side
    36,019.71x = 1,149,292,227.38
  5. Step 5: Solve for x
    x = 1,149,292,227.38/36,019.71
  6. Step 6: Final answer
    x = 31,907.31

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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.