Home / 36,381.32-54,519.18-19,727.24

Finding the Fourth Proportional to 36,381.32, 54,519.18 and 19,727.24

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Solution

The fourth proportional to 36,381.32, 54,519.18 and 19,727.24 is: 29,562.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,381.32 : 54,519.18 = 19,727.24 : x
  2. Step 2: Convert to fraction form
    36,381.32/54,519.18 = 19,727.24/x
  3. Step 3: Cross multiply
    36,381.32x = 54,519.18 × 19,727.24
  4. Step 4: Simplify right side
    36,381.32x = 1,075,512,948.46
  5. Step 5: Solve for x
    x = 1,075,512,948.46/36,381.32
  6. Step 6: Final answer
    x = 29,562.23

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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.