Home / 14,910.91-22,370.03-7,418.01

Finding the Fourth Proportional to 14,910.91, 22,370.03 and 7,418.01

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Solution

The fourth proportional to 14,910.91, 22,370.03 and 7,418.01 is: 11,128.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,910.91 : 22,370.03 = 7,418.01 : x
  2. Step 2: Convert to fraction form
    14,910.91/22,370.03 = 7,418.01/x
  3. Step 3: Cross multiply
    14,910.91x = 22,370.03 × 7,418.01
  4. Step 4: Simplify right side
    14,910.91x = 165,941,106.24
  5. Step 5: Solve for x
    x = 165,941,106.24/14,910.91
  6. Step 6: Final answer
    x = 11,128.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.