Home / 15,483.23-23,221.33-7,158.70

Finding the Fourth Proportional to 15,483.23, 23,221.33 and 7,158.70

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Solution

The fourth proportional to 15,483.23, 23,221.33 and 7,158.70 is: 10,736.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,483.23 : 23,221.33 = 7,158.70 : x
  2. Step 2: Convert to fraction form
    15,483.23/23,221.33 = 7,158.70/x
  3. Step 3: Cross multiply
    15,483.23x = 23,221.33 × 7,158.70
  4. Step 4: Simplify right side
    15,483.23x = 166,234,651.78
  5. Step 5: Solve for x
    x = 166,234,651.78/15,483.23
  6. Step 6: Final answer
    x = 10,736.44

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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.