Home / 55,769.91-76,962.54-30,276.27

Finding the Fourth Proportional to 55,769.91, 76,962.54 and 30,276.27

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Solution

The fourth proportional to 55,769.91, 76,962.54 and 30,276.27 is: 41,781.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,769.91 : 76,962.54 = 30,276.27 : x
  2. Step 2: Convert to fraction form
    55,769.91/76,962.54 = 30,276.27/x
  3. Step 3: Cross multiply
    55,769.91x = 76,962.54 × 30,276.27
  4. Step 4: Simplify right side
    55,769.91x = 2,330,138,640.93
  5. Step 5: Solve for x
    x = 2,330,138,640.93/55,769.91
  6. Step 6: Final answer
    x = 41,781.29

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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.