Home / 22,661.22-31,277.48-12,593.12

Finding the Fourth Proportional to 22,661.22, 31,277.48 and 12,593.12

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Solution

The fourth proportional to 22,661.22, 31,277.48 and 12,593.12 is: 17,381.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,661.22 : 31,277.48 = 12,593.12 : x
  2. Step 2: Convert to fraction form
    22,661.22/31,277.48 = 12,593.12/x
  3. Step 3: Cross multiply
    22,661.22x = 31,277.48 × 12,593.12
  4. Step 4: Simplify right side
    22,661.22x = 393,881,058.94
  5. Step 5: Solve for x
    x = 393,881,058.94/22,661.22
  6. Step 6: Final answer
    x = 17,381.28

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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.