Home / 31,448.28-43,398.18-17,300.76

Finding the Fourth Proportional to 31,448.28, 43,398.18 and 17,300.76

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Solution

The fourth proportional to 31,448.28, 43,398.18 and 17,300.76 is: 23,874.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,448.28 : 43,398.18 = 17,300.76 : x
  2. Step 2: Convert to fraction form
    31,448.28/43,398.18 = 17,300.76/x
  3. Step 3: Cross multiply
    31,448.28x = 43,398.18 × 17,300.76
  4. Step 4: Simplify right side
    31,448.28x = 750,821,496.62
  5. Step 5: Solve for x
    x = 750,821,496.62/31,448.28
  6. Step 6: Final answer
    x = 23,874.80

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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.