Home / 13,041.41-17,997.90-7,376.66

Finding the Fourth Proportional to 13,041.41, 17,997.90 and 7,376.66

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Solution

The fourth proportional to 13,041.41, 17,997.90 and 7,376.66 is: 10,180.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041.41 : 17,997.90 = 7,376.66 : x
  2. Step 2: Convert to fraction form
    13,041.41/17,997.90 = 7,376.66/x
  3. Step 3: Cross multiply
    13,041.41x = 17,997.90 × 7,376.66
  4. Step 4: Simplify right side
    13,041.41x = 132,764,299.02
  5. Step 5: Solve for x
    x = 132,764,299.02/13,041.41
  6. Step 6: Final answer
    x = 10,180.21

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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.