Home / 39,669.57-59,503.37-9,684.02

Finding the Fourth Proportional to 39,669.57, 59,503.37 and 9,684.02

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Solution

The fourth proportional to 39,669.57, 59,503.37 and 9,684.02 is: 14,525.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,669.57 : 59,503.37 = 9,684.02 : x
  2. Step 2: Convert to fraction form
    39,669.57/59,503.37 = 9,684.02/x
  3. Step 3: Cross multiply
    39,669.57x = 59,503.37 × 9,684.02
  4. Step 4: Simplify right side
    39,669.57x = 576,231,479.21
  5. Step 5: Solve for x
    x = 576,231,479.21/39,669.57
  6. Step 6: Final answer
    x = 14,525.78

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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.