Home / 22,723.74-31,358.47-13,164.93

Finding the Fourth Proportional to 22,723.74, 31,358.47 and 13,164.93

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Solution

The fourth proportional to 22,723.74, 31,358.47 and 13,164.93 is: 18,167.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,723.74 : 31,358.47 = 13,164.93 : x
  2. Step 2: Convert to fraction form
    22,723.74/31,358.47 = 13,164.93/x
  3. Step 3: Cross multiply
    22,723.74x = 31,358.47 × 13,164.93
  4. Step 4: Simplify right side
    22,723.74x = 412,832,147.14
  5. Step 5: Solve for x
    x = 412,832,147.14/22,723.74
  6. Step 6: Final answer
    x = 18,167.44

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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.