Home / 41,398.28-57,130.74-22,536.20

Finding the Fourth Proportional to 41,398.28, 57,130.74 and 22,536.20

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Solution

The fourth proportional to 41,398.28, 57,130.74 and 22,536.20 is: 31,100.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,398.28 : 57,130.74 = 22,536.20 : x
  2. Step 2: Convert to fraction form
    41,398.28/57,130.74 = 22,536.20/x
  3. Step 3: Cross multiply
    41,398.28x = 57,130.74 × 22,536.20
  4. Step 4: Simplify right side
    41,398.28x = 1,287,509,782.79
  5. Step 5: Solve for x
    x = 1,287,509,782.79/41,398.28
  6. Step 6: Final answer
    x = 31,100.56

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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.