Home / 39,766.94-59,650.50-18,691.52

Finding the Fourth Proportional to 39,766.94, 59,650.50 and 18,691.52

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Solution

The fourth proportional to 39,766.94, 59,650.50 and 18,691.52 is: 28,037.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,766.94 : 59,650.50 = 18,691.52 : x
  2. Step 2: Convert to fraction form
    39,766.94/59,650.50 = 18,691.52/x
  3. Step 3: Cross multiply
    39,766.94x = 59,650.50 × 18,691.52
  4. Step 4: Simplify right side
    39,766.94x = 1,114,958,513.76
  5. Step 5: Solve for x
    x = 1,114,958,513.76/39,766.94
  6. Step 6: Final answer
    x = 28,037.32

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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.