Home / 14,722.23-22,071.73-7,322.65

Finding the Fourth Proportional to 14,722.23, 22,071.73 and 7,322.65

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Solution

The fourth proportional to 14,722.23, 22,071.73 and 7,322.65 is: 10,978.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,722.23 : 22,071.73 = 7,322.65 : x
  2. Step 2: Convert to fraction form
    14,722.23/22,071.73 = 7,322.65/x
  3. Step 3: Cross multiply
    14,722.23x = 22,071.73 × 7,322.65
  4. Step 4: Simplify right side
    14,722.23x = 161,623,590.56
  5. Step 5: Solve for x
    x = 161,623,590.56/14,722.23
  6. Step 6: Final answer
    x = 10,978.20

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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.