Home / 22,680.03-31,296.06-12,606.87

Finding the Fourth Proportional to 22,680.03, 31,296.06 and 12,606.87

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Solution

The fourth proportional to 22,680.03, 31,296.06 and 12,606.87 is: 17,396.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,680.03 : 31,296.06 = 12,606.87 : x
  2. Step 2: Convert to fraction form
    22,680.03/31,296.06 = 12,606.87/x
  3. Step 3: Cross multiply
    22,680.03x = 31,296.06 × 12,606.87
  4. Step 4: Simplify right side
    22,680.03x = 394,545,359.93
  5. Step 5: Solve for x
    x = 394,545,359.93/22,680.03
  6. Step 6: Final answer
    x = 17,396.16

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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.