Home / 35,934.92-49,589.16-20,018.40

Finding the Fourth Proportional to 35,934.92, 49,589.16 and 20,018.40

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Solution

The fourth proportional to 35,934.92, 49,589.16 and 20,018.40 is: 27,624.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,934.92 : 49,589.16 = 20,018.40 : x
  2. Step 2: Convert to fraction form
    35,934.92/49,589.16 = 20,018.40/x
  3. Step 3: Cross multiply
    35,934.92x = 49,589.16 × 20,018.40
  4. Step 4: Simplify right side
    35,934.92x = 992,695,640.54
  5. Step 5: Solve for x
    x = 992,695,640.54/35,934.92
  6. Step 6: Final answer
    x = 27,624.82

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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.