Home / 23,042.43-31,788.84-14,087.07

Finding the Fourth Proportional to 23,042.43, 31,788.84 and 14,087.07

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Solution

The fourth proportional to 23,042.43, 31,788.84 and 14,087.07 is: 19,434.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,042.43 : 31,788.84 = 14,087.07 : x
  2. Step 2: Convert to fraction form
    23,042.43/31,788.84 = 14,087.07/x
  3. Step 3: Cross multiply
    23,042.43x = 31,788.84 × 14,087.07
  4. Step 4: Simplify right side
    23,042.43x = 447,811,614.30
  5. Step 5: Solve for x
    x = 447,811,614.30/23,042.43
  6. Step 6: Final answer
    x = 19,434.22

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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.