Home / 23,715.36-32,727.38-13,106.79

Finding the Fourth Proportional to 23,715.36, 32,727.38 and 13,106.79

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Solution

The fourth proportional to 23,715.36, 32,727.38 and 13,106.79 is: 18,087.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,715.36 : 32,727.38 = 13,106.79 : x
  2. Step 2: Convert to fraction form
    23,715.36/32,727.38 = 13,106.79/x
  3. Step 3: Cross multiply
    23,715.36x = 32,727.38 × 13,106.79
  4. Step 4: Simplify right side
    23,715.36x = 428,950,831.38
  5. Step 5: Solve for x
    x = 428,950,831.38/23,715.36
  6. Step 6: Final answer
    x = 18,087.47

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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.