Home / 14,540.88-20,043-10,758.18

Finding the Fourth Proportional to 14,540.88, 20,043 and 10,758.18

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Solution

The fourth proportional to 14,540.88, 20,043 and 10,758.18 is: 14,828.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,540.88 : 20,043 = 10,758.18 : x
  2. Step 2: Convert to fraction form
    14,540.88/20,043 = 10,758.18/x
  3. Step 3: Cross multiply
    14,540.88x = 20,043 × 10,758.18
  4. Step 4: Simplify right side
    14,540.88x = 215,626,201.74
  5. Step 5: Solve for x
    x = 215,626,201.74/14,540.88
  6. Step 6: Final answer
    x = 14,828.97

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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.