Home / 63,971.20-95,956.80-19,597.60

Finding the Fourth Proportional to 63,971.20, 95,956.80 and 19,597.60

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Solution

The fourth proportional to 63,971.20, 95,956.80 and 19,597.60 is: 29,396.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,971.20 : 95,956.80 = 19,597.60 : x
  2. Step 2: Convert to fraction form
    63,971.20/95,956.80 = 19,597.60/x
  3. Step 3: Cross multiply
    63,971.20x = 95,956.80 × 19,597.60
  4. Step 4: Simplify right side
    63,971.20x = 1,880,522,983.68
  5. Step 5: Solve for x
    x = 1,880,522,983.68/63,971.20
  6. Step 6: Final answer
    x = 29,396.40

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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.