Home / 36,617.52-50,523.69-21,509.40

Finding the Fourth Proportional to 36,617.52, 50,523.69 and 21,509.40

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Solution

The fourth proportional to 36,617.52, 50,523.69 and 21,509.40 is: 29,677.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,617.52 : 50,523.69 = 21,509.40 : x
  2. Step 2: Convert to fraction form
    36,617.52/50,523.69 = 21,509.40/x
  3. Step 3: Cross multiply
    36,617.52x = 50,523.69 × 21,509.40
  4. Step 4: Simplify right side
    36,617.52x = 1,086,734,257.69
  5. Step 5: Solve for x
    x = 1,086,734,257.69/36,617.52
  6. Step 6: Final answer
    x = 29,677.99

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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.