Home / 29,395.88-40,577.94-20,448.58

Finding the Fourth Proportional to 29,395.88, 40,577.94 and 20,448.58

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Solution

The fourth proportional to 29,395.88, 40,577.94 and 20,448.58 is: 28,227.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,395.88 : 40,577.94 = 20,448.58 : x
  2. Step 2: Convert to fraction form
    29,395.88/40,577.94 = 20,448.58/x
  3. Step 3: Cross multiply
    29,395.88x = 40,577.94 × 20,448.58
  4. Step 4: Simplify right side
    29,395.88x = 829,761,252.33
  5. Step 5: Solve for x
    x = 829,761,252.33/29,395.88
  6. Step 6: Final answer
    x = 28,227.13

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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.