Home / 22,723.14-31,358.16-13,297.17

Finding the Fourth Proportional to 22,723.14, 31,358.16 and 13,297.17

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Solution

The fourth proportional to 22,723.14, 31,358.16 and 13,297.17 is: 18,350.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,723.14 : 31,358.16 = 13,297.17 : x
  2. Step 2: Convert to fraction form
    22,723.14/31,358.16 = 13,297.17/x
  3. Step 3: Cross multiply
    22,723.14x = 31,358.16 × 13,297.17
  4. Step 4: Simplify right side
    22,723.14x = 416,974,784.41
  5. Step 5: Solve for x
    x = 416,974,784.41/22,723.14
  6. Step 6: Final answer
    x = 18,350.23

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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.