Home / 39,004.80-58,513.27-12,703.42

Finding the Fourth Proportional to 39,004.80, 58,513.27 and 12,703.42

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Solution

The fourth proportional to 39,004.80, 58,513.27 and 12,703.42 is: 19,057.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,004.80 : 58,513.27 = 12,703.42 : x
  2. Step 2: Convert to fraction form
    39,004.80/58,513.27 = 12,703.42/x
  3. Step 3: Cross multiply
    39,004.80x = 58,513.27 × 12,703.42
  4. Step 4: Simplify right side
    39,004.80x = 743,318,644.38
  5. Step 5: Solve for x
    x = 743,318,644.38/39,004.80
  6. Step 6: Final answer
    x = 19,057.11

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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.