Home / 31,228.98-43,100.10-17,797.16

Finding the Fourth Proportional to 31,228.98, 43,100.10 and 17,797.16

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Solution

The fourth proportional to 31,228.98, 43,100.10 and 17,797.16 is: 24,562.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,228.98 : 43,100.10 = 17,797.16 : x
  2. Step 2: Convert to fraction form
    31,228.98/43,100.10 = 17,797.16/x
  3. Step 3: Cross multiply
    31,228.98x = 43,100.10 × 17,797.16
  4. Step 4: Simplify right side
    31,228.98x = 767,059,160.22
  5. Step 5: Solve for x
    x = 767,059,160.22/31,228.98
  6. Step 6: Final answer
    x = 24,562.41

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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.