Home / 36,140.23-49,873.62-20,223.46

Finding the Fourth Proportional to 36,140.23, 49,873.62 and 20,223.46

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Solution

The fourth proportional to 36,140.23, 49,873.62 and 20,223.46 is: 27,908.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,140.23 : 49,873.62 = 20,223.46 : x
  2. Step 2: Convert to fraction form
    36,140.23/49,873.62 = 20,223.46/x
  3. Step 3: Cross multiply
    36,140.23x = 49,873.62 × 20,223.46
  4. Step 4: Simplify right side
    36,140.23x = 1,008,617,159.13
  5. Step 5: Solve for x
    x = 1,008,617,159.13/36,140.23
  6. Step 6: Final answer
    x = 27,908.43

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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.