Home / 49,551.96-68,382.54-28,331.40

Finding the Fourth Proportional to 49,551.96, 68,382.54 and 28,331.40

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Solution

The fourth proportional to 49,551.96, 68,382.54 and 28,331.40 is: 39,097.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,551.96 : 68,382.54 = 28,331.40 : x
  2. Step 2: Convert to fraction form
    49,551.96/68,382.54 = 28,331.40/x
  3. Step 3: Cross multiply
    49,551.96x = 68,382.54 × 28,331.40
  4. Step 4: Simplify right side
    49,551.96x = 1,937,373,093.76
  5. Step 5: Solve for x
    x = 1,937,373,093.76/49,551.96
  6. Step 6: Final answer
    x = 39,097.81

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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.