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Finding the Fourth Proportional to 59,858.36, 82,620.45 and 35,350.64

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Solution

The fourth proportional to 59,858.36, 82,620.45 and 35,350.64 is: 48,793.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,858.36 : 82,620.45 = 35,350.64 : x
  2. Step 2: Convert to fraction form
    59,858.36/82,620.45 = 35,350.64/x
  3. Step 3: Cross multiply
    59,858.36x = 82,620.45 × 35,350.64
  4. Step 4: Simplify right side
    59,858.36x = 2,920,685,371.49
  5. Step 5: Solve for x
    x = 2,920,685,371.49/59,858.36
  6. Step 6: Final answer
    x = 48,793.28

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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.