Home / 36,195.48-49,949.28-20,280.24

Finding the Fourth Proportional to 36,195.48, 49,949.28 and 20,280.24

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Solution

The fourth proportional to 36,195.48, 49,949.28 and 20,280.24 is: 27,986.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,195.48 : 49,949.28 = 20,280.24 : x
  2. Step 2: Convert to fraction form
    36,195.48/49,949.28 = 20,280.24/x
  3. Step 3: Cross multiply
    36,195.48x = 49,949.28 × 20,280.24
  4. Step 4: Simplify right side
    36,195.48x = 1,012,983,386.23
  5. Step 5: Solve for x
    x = 1,012,983,386.23/36,195.48
  6. Step 6: Final answer
    x = 27,986.46

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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.