Home / 22,537.92-31,098.56-13,106.88

Finding the Fourth Proportional to 22,537.92, 31,098.56 and 13,106.88

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Solution

The fourth proportional to 22,537.92, 31,098.56 and 13,106.88 is: 18,085.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,537.92 : 31,098.56 = 13,106.88 : x
  2. Step 2: Convert to fraction form
    22,537.92/31,098.56 = 13,106.88/x
  3. Step 3: Cross multiply
    22,537.92x = 31,098.56 × 13,106.88
  4. Step 4: Simplify right side
    22,537.92x = 407,605,094.09
  5. Step 5: Solve for x
    x = 407,605,094.09/22,537.92
  6. Step 6: Final answer
    x = 18,085.30

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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.