Home / 23,081.28-31,836.31-14,133.21

Finding the Fourth Proportional to 23,081.28, 31,836.31 and 14,133.21

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Solution

The fourth proportional to 23,081.28, 31,836.31 and 14,133.21 is: 19,494.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,081.28 : 31,836.31 = 14,133.21 : x
  2. Step 2: Convert to fraction form
    23,081.28/31,836.31 = 14,133.21/x
  3. Step 3: Cross multiply
    23,081.28x = 31,836.31 × 14,133.21
  4. Step 4: Simplify right side
    23,081.28x = 449,949,254.86
  5. Step 5: Solve for x
    x = 449,949,254.86/23,081.28
  6. Step 6: Final answer
    x = 19,494.12

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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.