Home / 22,803.62-31,460.69-13,370.36

Finding the Fourth Proportional to 22,803.62, 31,460.69 and 13,370.36

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Solution

The fourth proportional to 22,803.62, 31,460.69 and 13,370.36 is: 18,446.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,803.62 : 31,460.69 = 13,370.36 : x
  2. Step 2: Convert to fraction form
    22,803.62/31,460.69 = 13,370.36/x
  3. Step 3: Cross multiply
    22,803.62x = 31,460.69 × 13,370.36
  4. Step 4: Simplify right side
    22,803.62x = 420,640,684.30
  5. Step 5: Solve for x
    x = 420,640,684.30/22,803.62
  6. Step 6: Final answer
    x = 18,446.22

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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.