Home / 17,651.28-24,352.68-11,281.60

Finding the Fourth Proportional to 17,651.28, 24,352.68 and 11,281.60

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Solution

The fourth proportional to 17,651.28, 24,352.68 and 11,281.60 is: 15,564.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,651.28 : 24,352.68 = 11,281.60 : x
  2. Step 2: Convert to fraction form
    17,651.28/24,352.68 = 11,281.60/x
  3. Step 3: Cross multiply
    17,651.28x = 24,352.68 × 11,281.60
  4. Step 4: Simplify right side
    17,651.28x = 274,737,196.92
  5. Step 5: Solve for x
    x = 274,737,196.92/17,651.28
  6. Step 6: Final answer
    x = 15,564.72

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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.