Home / 13,331.86-20,002.65-7,092.43

Finding the Fourth Proportional to 13,331.86, 20,002.65 and 7,092.43

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Solution

The fourth proportional to 13,331.86, 20,002.65 and 7,092.43 is: 10,641.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,331.86 : 20,002.65 = 7,092.43 : x
  2. Step 2: Convert to fraction form
    13,331.86/20,002.65 = 7,092.43/x
  3. Step 3: Cross multiply
    13,331.86x = 20,002.65 × 7,092.43
  4. Step 4: Simplify right side
    13,331.86x = 141,867,394.94
  5. Step 5: Solve for x
    x = 141,867,394.94/13,331.86
  6. Step 6: Final answer
    x = 10,641.23

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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.