Home / 20,037.86-27,652.51-11,541.47

Finding the Fourth Proportional to 20,037.86, 27,652.51 and 11,541.47

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Solution

The fourth proportional to 20,037.86, 27,652.51 and 11,541.47 is: 15,927.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,037.86 : 27,652.51 = 11,541.47 : x
  2. Step 2: Convert to fraction form
    20,037.86/27,652.51 = 11,541.47/x
  3. Step 3: Cross multiply
    20,037.86x = 27,652.51 × 11,541.47
  4. Step 4: Simplify right side
    20,037.86x = 319,150,556.88
  5. Step 5: Solve for x
    x = 319,150,556.88/20,037.86
  6. Step 6: Final answer
    x = 15,927.38

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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.