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Finding the Fourth Proportional to 55,010.70, 82,590.30 and 35,327.70

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Solution

The fourth proportional to 55,010.70, 82,590.30 and 35,327.70 is: 53,039.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,010.70 : 82,590.30 = 35,327.70 : x
  2. Step 2: Convert to fraction form
    55,010.70/82,590.30 = 35,327.70/x
  3. Step 3: Cross multiply
    55,010.70x = 82,590.30 × 35,327.70
  4. Step 4: Simplify right side
    55,010.70x = 2,917,725,341.31
  5. Step 5: Solve for x
    x = 2,917,725,341.31/55,010.70
  6. Step 6: Final answer
    x = 53,039.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.