Home / 22,264.37-30,719.76-13,310.36

Finding the Fourth Proportional to 22,264.37, 30,719.76 and 13,310.36

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Solution

The fourth proportional to 22,264.37, 30,719.76 and 13,310.36 is: 18,365.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,264.37 : 30,719.76 = 13,310.36 : x
  2. Step 2: Convert to fraction form
    22,264.37/30,719.76 = 13,310.36/x
  3. Step 3: Cross multiply
    22,264.37x = 30,719.76 × 13,310.36
  4. Step 4: Simplify right side
    22,264.37x = 408,891,064.71
  5. Step 5: Solve for x
    x = 408,891,064.71/22,264.37
  6. Step 6: Final answer
    x = 18,365.27

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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.