Home / 22,637.22-31,236.48-12,564.27

Finding the Fourth Proportional to 22,637.22, 31,236.48 and 12,564.27

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Solution

The fourth proportional to 22,637.22, 31,236.48 and 12,564.27 is: 17,337.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,637.22 : 31,236.48 = 12,564.27 : x
  2. Step 2: Convert to fraction form
    22,637.22/31,236.48 = 12,564.27/x
  3. Step 3: Cross multiply
    22,637.22x = 31,236.48 × 12,564.27
  4. Step 4: Simplify right side
    22,637.22x = 392,463,568.57
  5. Step 5: Solve for x
    x = 392,463,568.57/22,637.22
  6. Step 6: Final answer
    x = 17,337.09

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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.