Home / 36,122.99-49,854.75-20,208.52

Finding the Fourth Proportional to 36,122.99, 49,854.75 and 20,208.52

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Solution

The fourth proportional to 36,122.99, 49,854.75 and 20,208.52 is: 27,890.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,122.99 : 49,854.75 = 20,208.52 : x
  2. Step 2: Convert to fraction form
    36,122.99/49,854.75 = 20,208.52/x
  3. Step 3: Cross multiply
    36,122.99x = 49,854.75 × 20,208.52
  4. Step 4: Simplify right side
    36,122.99x = 1,007,490,463.20
  5. Step 5: Solve for x
    x = 1,007,490,463.20/36,122.99
  6. Step 6: Final answer
    x = 27,890.56

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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.