Home / 21,639.30-32,460.39-7,597.62

Finding the Fourth Proportional to 21,639.30, 32,460.39 and 7,597.62

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Solution

The fourth proportional to 21,639.30, 32,460.39 and 7,597.62 is: 11,396.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,639.30 : 32,460.39 = 7,597.62 : x
  2. Step 2: Convert to fraction form
    21,639.30/32,460.39 = 7,597.62/x
  3. Step 3: Cross multiply
    21,639.30x = 32,460.39 × 7,597.62
  4. Step 4: Simplify right side
    21,639.30x = 246,621,708.27
  5. Step 5: Solve for x
    x = 246,621,708.27/21,639.30
  6. Step 6: Final answer
    x = 11,396.94

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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.