Home / 13,363.25-20,041.22-7,432.83

Finding the Fourth Proportional to 13,363.25, 20,041.22 and 7,432.83

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Solution

The fourth proportional to 13,363.25, 20,041.22 and 7,432.83 is: 11,147.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363.25 : 20,041.22 = 7,432.83 : x
  2. Step 2: Convert to fraction form
    13,363.25/20,041.22 = 7,432.83/x
  3. Step 3: Cross multiply
    13,363.25x = 20,041.22 × 7,432.83
  4. Step 4: Simplify right side
    13,363.25x = 148,962,999.83
  5. Step 5: Solve for x
    x = 148,962,999.83/13,363.25
  6. Step 6: Final answer
    x = 11,147.22

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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.