Home / 20,032.02-30,037.77-11,713.86

Finding the Fourth Proportional to 20,032.02, 30,037.77 and 11,713.86

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Solution

The fourth proportional to 20,032.02, 30,037.77 and 11,713.86 is: 17,564.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,032.02 : 30,037.77 = 11,713.86 : x
  2. Step 2: Convert to fraction form
    20,032.02/30,037.77 = 11,713.86/x
  3. Step 3: Cross multiply
    20,032.02x = 30,037.77 × 11,713.86
  4. Step 4: Simplify right side
    20,032.02x = 351,858,232.49
  5. Step 5: Solve for x
    x = 351,858,232.49/20,032.02
  6. Step 6: Final answer
    x = 17,564.79

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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.