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Finding the Fourth Proportional to 9,954.65, 14,959.33 and 9,304.49

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Solution

The fourth proportional to 9,954.65, 14,959.33 and 9,304.49 is: 13,982.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,954.65 : 14,959.33 = 9,304.49 : x
  2. Step 2: Convert to fraction form
    9,954.65/14,959.33 = 9,304.49/x
  3. Step 3: Cross multiply
    9,954.65x = 14,959.33 × 9,304.49
  4. Step 4: Simplify right side
    9,954.65x = 139,188,950.53
  5. Step 5: Solve for x
    x = 139,188,950.53/9,954.65
  6. Step 6: Final answer
    x = 13,982.30

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1.5x scale

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.