Home / 50,042.77-69,084.01-28,817.93

Finding the Fourth Proportional to 50,042.77, 69,084.01 and 28,817.93

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Solution

The fourth proportional to 50,042.77, 69,084.01 and 28,817.93 is: 39,783.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,042.77 : 69,084.01 = 28,817.93 : x
  2. Step 2: Convert to fraction form
    50,042.77/69,084.01 = 28,817.93/x
  3. Step 3: Cross multiply
    50,042.77x = 69,084.01 × 28,817.93
  4. Step 4: Simplify right side
    50,042.77x = 1,990,858,210.93
  5. Step 5: Solve for x
    x = 1,990,858,210.93/50,042.77
  6. Step 6: Final answer
    x = 39,783.14

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Half scale
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Double scale
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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.