Home / 36,130.17-49,859.69-20,214.93

Finding the Fourth Proportional to 36,130.17, 49,859.69 and 20,214.93

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Solution

The fourth proportional to 36,130.17, 49,859.69 and 20,214.93 is: 27,896.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,130.17 : 49,859.69 = 20,214.93 : x
  2. Step 2: Convert to fraction form
    36,130.17/49,859.69 = 20,214.93/x
  3. Step 3: Cross multiply
    36,130.17x = 49,859.69 × 20,214.93
  4. Step 4: Simplify right side
    36,130.17x = 1,007,910,042.10
  5. Step 5: Solve for x
    x = 1,007,910,042.10/36,130.17
  6. Step 6: Final answer
    x = 27,896.63

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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.