Home / 35,920.20-49,569.96-20,004.61

Finding the Fourth Proportional to 35,920.20, 49,569.96 and 20,004.61

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Solution

The fourth proportional to 35,920.20, 49,569.96 and 20,004.61 is: 27,606.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,920.20 : 49,569.96 = 20,004.61 : x
  2. Step 2: Convert to fraction form
    35,920.20/49,569.96 = 20,004.61/x
  3. Step 3: Cross multiply
    35,920.20x = 49,569.96 × 20,004.61
  4. Step 4: Simplify right side
    35,920.20x = 991,627,717.52
  5. Step 5: Solve for x
    x = 991,627,717.52/35,920.20
  6. Step 6: Final answer
    x = 27,606.41

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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.