Home / 36,046.08-49,716.18-31,018.77

Finding the Fourth Proportional to 36,046.08, 49,716.18 and 31,018.77

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Solution

The fourth proportional to 36,046.08, 49,716.18 and 31,018.77 is: 42,782.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,046.08 : 49,716.18 = 31,018.77 : x
  2. Step 2: Convert to fraction form
    36,046.08/49,716.18 = 31,018.77/x
  3. Step 3: Cross multiply
    36,046.08x = 49,716.18 × 31,018.77
  4. Step 4: Simplify right side
    36,046.08x = 1,542,134,752.70
  5. Step 5: Solve for x
    x = 1,542,134,752.70/36,046.08
  6. Step 6: Final answer
    x = 42,782.32

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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.