Home / 19,805.60-29,650.08-14,634.56

Finding the Fourth Proportional to 19,805.60, 29,650.08 and 14,634.56

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Solution

The fourth proportional to 19,805.60, 29,650.08 and 14,634.56 is: 21,908.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,805.60 : 29,650.08 = 14,634.56 : x
  2. Step 2: Convert to fraction form
    19,805.60/29,650.08 = 14,634.56/x
  3. Step 3: Cross multiply
    19,805.60x = 29,650.08 × 14,634.56
  4. Step 4: Simplify right side
    19,805.60x = 433,915,874.76
  5. Step 5: Solve for x
    x = 433,915,874.76/19,805.60
  6. Step 6: Final answer
    x = 21,908.75

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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.