Home / 23,677.60-35,569.20-19,789.60

Finding the Fourth Proportional to 23,677.60, 35,569.20 and 19,789.60

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Solution

The fourth proportional to 23,677.60, 35,569.20 and 19,789.60 is: 29,728.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,677.60 : 35,569.20 = 19,789.60 : x
  2. Step 2: Convert to fraction form
    23,677.60/35,569.20 = 19,789.60/x
  3. Step 3: Cross multiply
    23,677.60x = 35,569.20 × 19,789.60
  4. Step 4: Simplify right side
    23,677.60x = 703,900,240.32
  5. Step 5: Solve for x
    x = 703,900,240.32/23,677.60
  6. Step 6: Final answer
    x = 29,728.53

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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.