Home / 36,436.32-54,601.68-19,782.24

Finding the Fourth Proportional to 36,436.32, 54,601.68 and 19,782.24

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Solution

The fourth proportional to 36,436.32, 54,601.68 and 19,782.24 is: 29,644.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,436.32 : 54,601.68 = 19,782.24 : x
  2. Step 2: Convert to fraction form
    36,436.32/54,601.68 = 19,782.24/x
  3. Step 3: Cross multiply
    36,436.32x = 54,601.68 × 19,782.24
  4. Step 4: Simplify right side
    36,436.32x = 1,080,143,538.16
  5. Step 5: Solve for x
    x = 1,080,143,538.16/36,436.32
  6. Step 6: Final answer
    x = 29,644.69

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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.