Home / 36,642.24-50,565.84-19,875.12

Finding the Fourth Proportional to 36,642.24, 50,565.84 and 19,875.12

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Solution

The fourth proportional to 36,642.24, 50,565.84 and 19,875.12 is: 27,427.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,642.24 : 50,565.84 = 19,875.12 : x
  2. Step 2: Convert to fraction form
    36,642.24/50,565.84 = 19,875.12/x
  3. Step 3: Cross multiply
    36,642.24x = 50,565.84 × 19,875.12
  4. Step 4: Simplify right side
    36,642.24x = 1,005,002,137.90
  5. Step 5: Solve for x
    x = 1,005,002,137.90/36,642.24
  6. Step 6: Final answer
    x = 27,427.42

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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.