Home / 45,599.60-62,986.74-35,118.20

Finding the Fourth Proportional to 45,599.60, 62,986.74 and 35,118.20

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Solution

The fourth proportional to 45,599.60, 62,986.74 and 35,118.20 is: 48,508.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,599.60 : 62,986.74 = 35,118.20 : x
  2. Step 2: Convert to fraction form
    45,599.60/62,986.74 = 35,118.20/x
  3. Step 3: Cross multiply
    45,599.60x = 62,986.74 × 35,118.20
  4. Step 4: Simplify right side
    45,599.60x = 2,211,980,932.67
  5. Step 5: Solve for x
    x = 2,211,980,932.67/45,599.60
  6. Step 6: Final answer
    x = 48,508.78

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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.