Home / 19,932.02-27,505.87-11,433.77

Finding the Fourth Proportional to 19,932.02, 27,505.87 and 11,433.77

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Solution

The fourth proportional to 19,932.02, 27,505.87 and 11,433.77 is: 15,778.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932.02 : 27,505.87 = 11,433.77 : x
  2. Step 2: Convert to fraction form
    19,932.02/27,505.87 = 11,433.77/x
  3. Step 3: Cross multiply
    19,932.02x = 27,505.87 × 11,433.77
  4. Step 4: Simplify right side
    19,932.02x = 314,495,625.12
  5. Step 5: Solve for x
    x = 314,495,625.12/19,932.02
  6. Step 6: Final answer
    x = 15,778.42

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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.