Home / 19,652.64-27,121.31-10,700.28

Finding the Fourth Proportional to 19,652.64, 27,121.31 and 10,700.28

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Solution

The fourth proportional to 19,652.64, 27,121.31 and 10,700.28 is: 14,766.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,652.64 : 27,121.31 = 10,700.28 : x
  2. Step 2: Convert to fraction form
    19,652.64/27,121.31 = 10,700.28/x
  3. Step 3: Cross multiply
    19,652.64x = 27,121.31 × 10,700.28
  4. Step 4: Simplify right side
    19,652.64x = 290,205,610.97
  5. Step 5: Solve for x
    x = 290,205,610.97/19,652.64
  6. Step 6: Final answer
    x = 14,766.75

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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.