Home / 36,399.52-50,248.32-21,290.08

Finding the Fourth Proportional to 36,399.52, 50,248.32 and 21,290.08

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Solution

The fourth proportional to 36,399.52, 50,248.32 and 21,290.08 is: 29,390.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,399.52 : 50,248.32 = 21,290.08 : x
  2. Step 2: Convert to fraction form
    36,399.52/50,248.32 = 21,290.08/x
  3. Step 3: Cross multiply
    36,399.52x = 50,248.32 × 21,290.08
  4. Step 4: Simplify right side
    36,399.52x = 1,069,790,752.67
  5. Step 5: Solve for x
    x = 1,069,790,752.67/36,399.52
  6. Step 6: Final answer
    x = 29,390.24

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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.