Home / 36,967.87-51,015.68-19,972.11

Finding the Fourth Proportional to 36,967.87, 51,015.68 and 19,972.11

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Solution

The fourth proportional to 36,967.87, 51,015.68 and 19,972.11 is: 27,561.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,967.87 : 51,015.68 = 19,972.11 : x
  2. Step 2: Convert to fraction form
    36,967.87/51,015.68 = 19,972.11/x
  3. Step 3: Cross multiply
    36,967.87x = 51,015.68 × 19,972.11
  4. Step 4: Simplify right side
    36,967.87x = 1,018,890,772.68
  5. Step 5: Solve for x
    x = 1,018,890,772.68/36,967.87
  6. Step 6: Final answer
    x = 27,561.52

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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.