Home / 13,041.84-17,997.62-7,377.69

Finding the Fourth Proportional to 13,041.84, 17,997.62 and 7,377.69

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Solution

The fourth proportional to 13,041.84, 17,997.62 and 7,377.69 is: 10,181.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041.84 : 17,997.62 = 7,377.69 : x
  2. Step 2: Convert to fraction form
    13,041.84/17,997.62 = 7,377.69/x
  3. Step 3: Cross multiply
    13,041.84x = 17,997.62 × 7,377.69
  4. Step 4: Simplify right side
    13,041.84x = 132,780,824.21
  5. Step 5: Solve for x
    x = 132,780,824.21/13,041.84
  6. Step 6: Final answer
    x = 10,181.14

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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.