Home / 20,437.52-28,202.24-11,483.33

Finding the Fourth Proportional to 20,437.52, 28,202.24 and 11,483.33

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Solution

The fourth proportional to 20,437.52, 28,202.24 and 11,483.33 is: 15,846.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,437.52 : 28,202.24 = 11,483.33 : x
  2. Step 2: Convert to fraction form
    20,437.52/28,202.24 = 11,483.33/x
  3. Step 3: Cross multiply
    20,437.52x = 28,202.24 × 11,483.33
  4. Step 4: Simplify right side
    20,437.52x = 323,855,571.24
  5. Step 5: Solve for x
    x = 323,855,571.24/20,437.52
  6. Step 6: Final answer
    x = 15,846.13

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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.