Home / 14,440.32-21,674.08-7,425.25

Finding the Fourth Proportional to 14,440.32, 21,674.08 and 7,425.25

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Solution

The fourth proportional to 14,440.32, 21,674.08 and 7,425.25 is: 11,144.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,440.32 : 21,674.08 = 7,425.25 : x
  2. Step 2: Convert to fraction form
    14,440.32/21,674.08 = 7,425.25/x
  3. Step 3: Cross multiply
    14,440.32x = 21,674.08 × 7,425.25
  4. Step 4: Simplify right side
    14,440.32x = 160,935,462.52
  5. Step 5: Solve for x
    x = 160,935,462.52/14,440.32
  6. Step 6: Final answer
    x = 11,144.87

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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.