Home / 48,396.35-66,811.25-30,257.15

Finding the Fourth Proportional to 48,396.35, 66,811.25 and 30,257.15

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Solution

The fourth proportional to 48,396.35, 66,811.25 and 30,257.15 is: 41,770.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,396.35 : 66,811.25 = 30,257.15 : x
  2. Step 2: Convert to fraction form
    48,396.35/66,811.25 = 30,257.15/x
  3. Step 3: Cross multiply
    48,396.35x = 66,811.25 × 30,257.15
  4. Step 4: Simplify right side
    48,396.35x = 2,021,518,148.05
  5. Step 5: Solve for x
    x = 2,021,518,148.05/48,396.35
  6. Step 6: Final answer
    x = 41,770.05

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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.