Home / 14,513.87-20,032.43-9,982.59

Finding the Fourth Proportional to 14,513.87, 20,032.43 and 9,982.59

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Solution

The fourth proportional to 14,513.87, 20,032.43 and 9,982.59 is: 13,778.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,513.87 : 20,032.43 = 9,982.59 : x
  2. Step 2: Convert to fraction form
    14,513.87/20,032.43 = 9,982.59/x
  3. Step 3: Cross multiply
    14,513.87x = 20,032.43 × 9,982.59
  4. Step 4: Simplify right side
    14,513.87x = 199,975,485.48
  5. Step 5: Solve for x
    x = 199,975,485.48/14,513.87
  6. Step 6: Final answer
    x = 13,778.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.