Home / 49,326.35-68,071.55-28,105.16

Finding the Fourth Proportional to 49,326.35, 68,071.55 and 28,105.16

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Solution

The fourth proportional to 49,326.35, 68,071.55 and 28,105.16 is: 38,785.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,326.35 : 68,071.55 = 28,105.16 : x
  2. Step 2: Convert to fraction form
    49,326.35/68,071.55 = 28,105.16/x
  3. Step 3: Cross multiply
    49,326.35x = 68,071.55 × 28,105.16
  4. Step 4: Simplify right side
    49,326.35x = 1,913,161,323.31
  5. Step 5: Solve for x
    x = 1,913,161,323.31/49,326.35
  6. Step 6: Final answer
    x = 38,785.79

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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.