Home / 14,720.09-22,081.68-4,859.42

Finding the Fourth Proportional to 14,720.09, 22,081.68 and 4,859.42

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Solution

The fourth proportional to 14,720.09, 22,081.68 and 4,859.42 is: 7,289.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,720.09 : 22,081.68 = 4,859.42 : x
  2. Step 2: Convert to fraction form
    14,720.09/22,081.68 = 4,859.42/x
  3. Step 3: Cross multiply
    14,720.09x = 22,081.68 × 4,859.42
  4. Step 4: Simplify right side
    14,720.09x = 107,304,047.02
  5. Step 5: Solve for x
    x = 107,304,047.02/14,720.09
  6. Step 6: Final answer
    x = 7,289.64

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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.