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Finding the Fourth Proportional to 14,683.98, 22,015.53 and 6,888.54

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Solution

The fourth proportional to 14,683.98, 22,015.53 and 6,888.54 is: 10,327.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,683.98 : 22,015.53 = 6,888.54 : x
  2. Step 2: Convert to fraction form
    14,683.98/22,015.53 = 6,888.54/x
  3. Step 3: Cross multiply
    14,683.98x = 22,015.53 × 6,888.54
  4. Step 4: Simplify right side
    14,683.98x = 151,654,859.03
  5. Step 5: Solve for x
    x = 151,654,859.03/14,683.98
  6. Step 6: Final answer
    x = 10,327.91

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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.