Home / 22,612.66-31,197.69-13,052.23

Finding the Fourth Proportional to 22,612.66, 31,197.69 and 13,052.23

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Solution

The fourth proportional to 22,612.66, 31,197.69 and 13,052.23 is: 18,007.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,612.66 : 31,197.69 = 13,052.23 : x
  2. Step 2: Convert to fraction form
    22,612.66/31,197.69 = 13,052.23/x
  3. Step 3: Cross multiply
    22,612.66x = 31,197.69 × 13,052.23
  4. Step 4: Simplify right side
    22,612.66x = 407,199,425.35
  5. Step 5: Solve for x
    x = 407,199,425.35/22,612.66
  6. Step 6: Final answer
    x = 18,007.59

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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.