Home / 23,066.25-31,824.84-12,991.17

Finding the Fourth Proportional to 23,066.25, 31,824.84 and 12,991.17

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Solution

The fourth proportional to 23,066.25, 31,824.84 and 12,991.17 is: 17,924.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,066.25 : 31,824.84 = 12,991.17 : x
  2. Step 2: Convert to fraction form
    23,066.25/31,824.84 = 12,991.17/x
  3. Step 3: Cross multiply
    23,066.25x = 31,824.84 × 12,991.17
  4. Step 4: Simplify right side
    23,066.25x = 413,441,682.58
  5. Step 5: Solve for x
    x = 413,441,682.58/23,066.25
  6. Step 6: Final answer
    x = 17,924.10

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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.