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Finding the Fourth Proportional to 14,958.08, 22,439.76 and 6,188.08

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Solution

The fourth proportional to 14,958.08, 22,439.76 and 6,188.08 is: 9,283.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,958.08 : 22,439.76 = 6,188.08 : x
  2. Step 2: Convert to fraction form
    14,958.08/22,439.76 = 6,188.08/x
  3. Step 3: Cross multiply
    14,958.08x = 22,439.76 × 6,188.08
  4. Step 4: Simplify right side
    14,958.08x = 138,859,030.06
  5. Step 5: Solve for x
    x = 138,859,030.06/14,958.08
  6. Step 6: Final answer
    x = 9,283.21

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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.