Home / 15,272.69-22,909.50-7,265.70

Finding the Fourth Proportional to 15,272.69, 22,909.50 and 7,265.70

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Solution

The fourth proportional to 15,272.69, 22,909.50 and 7,265.70 is: 10,898.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,272.69 : 22,909.50 = 7,265.70 : x
  2. Step 2: Convert to fraction form
    15,272.69/22,909.50 = 7,265.70/x
  3. Step 3: Cross multiply
    15,272.69x = 22,909.50 × 7,265.70
  4. Step 4: Simplify right side
    15,272.69x = 166,453,554.15
  5. Step 5: Solve for x
    x = 166,453,554.15/15,272.69
  6. Step 6: Final answer
    x = 10,898.77

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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.