Home / 36,107.17-49,830.19-20,192.79

Finding the Fourth Proportional to 36,107.17, 49,830.19 and 20,192.79

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Solution

The fourth proportional to 36,107.17, 49,830.19 and 20,192.79 is: 27,867.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,107.17 : 49,830.19 = 20,192.79 : x
  2. Step 2: Convert to fraction form
    36,107.17/49,830.19 = 20,192.79/x
  3. Step 3: Cross multiply
    36,107.17x = 49,830.19 × 20,192.79
  4. Step 4: Simplify right side
    36,107.17x = 1,006,210,698.71
  5. Step 5: Solve for x
    x = 1,006,210,698.71/36,107.17
  6. Step 6: Final answer
    x = 27,867.34

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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.