Home / 13,041.46-17,997.10-7,377.32

Finding the Fourth Proportional to 13,041.46, 17,997.10 and 7,377.32

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Solution

The fourth proportional to 13,041.46, 17,997.10 and 7,377.32 is: 10,180.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041.46 : 17,997.10 = 7,377.32 : x
  2. Step 2: Convert to fraction form
    13,041.46/17,997.10 = 7,377.32/x
  3. Step 3: Cross multiply
    13,041.46x = 17,997.10 × 7,377.32
  4. Step 4: Simplify right side
    13,041.46x = 132,770,392.32
  5. Step 5: Solve for x
    x = 132,770,392.32/13,041.46
  6. Step 6: Final answer
    x = 10,180.64

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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.