Home / 39,015.60-58,498.80-21,497.73

Finding the Fourth Proportional to 39,015.60, 58,498.80 and 21,497.73

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Solution

The fourth proportional to 39,015.60, 58,498.80 and 21,497.73 is: 32,233.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,015.60 : 58,498.80 = 21,497.73 : x
  2. Step 2: Convert to fraction form
    39,015.60/58,498.80 = 21,497.73/x
  3. Step 3: Cross multiply
    39,015.60x = 58,498.80 × 21,497.73
  4. Step 4: Simplify right side
    39,015.60x = 1,257,591,407.72
  5. Step 5: Solve for x
    x = 1,257,591,407.72/39,015.60
  6. Step 6: Final answer
    x = 32,233.04

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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.