Home / 28,858.97-43,250.18-14,818.43

Finding the Fourth Proportional to 28,858.97, 43,250.18 and 14,818.43

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Solution

The fourth proportional to 28,858.97, 43,250.18 and 14,818.43 is: 22,207.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,858.97 : 43,250.18 = 14,818.43 : x
  2. Step 2: Convert to fraction form
    28,858.97/43,250.18 = 14,818.43/x
  3. Step 3: Cross multiply
    28,858.97x = 43,250.18 × 14,818.43
  4. Step 4: Simplify right side
    28,858.97x = 640,899,474.47
  5. Step 5: Solve for x
    x = 640,899,474.47/28,858.97
  6. Step 6: Final answer
    x = 22,207.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.