Home / 23,179.16-31,963.21-19,833.05

Finding the Fourth Proportional to 23,179.16, 31,963.21 and 19,833.05

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Solution

The fourth proportional to 23,179.16, 31,963.21 and 19,833.05 is: 27,349.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,179.16 : 31,963.21 = 19,833.05 : x
  2. Step 2: Convert to fraction form
    23,179.16/31,963.21 = 19,833.05/x
  3. Step 3: Cross multiply
    23,179.16x = 31,963.21 × 19,833.05
  4. Step 4: Simplify right side
    23,179.16x = 633,927,972.42
  5. Step 5: Solve for x
    x = 633,927,972.42/23,179.16
  6. Step 6: Final answer
    x = 27,349.05

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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.