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Finding the Fourth Proportional to 17,683.98, 26,494.74 and 9,345.54

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Solution

The fourth proportional to 17,683.98, 26,494.74 and 9,345.54 is: 14,001.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,683.98 : 26,494.74 = 9,345.54 : x
  2. Step 2: Convert to fraction form
    17,683.98/26,494.74 = 9,345.54/x
  3. Step 3: Cross multiply
    17,683.98x = 26,494.74 × 9,345.54
  4. Step 4: Simplify right side
    17,683.98x = 247,607,652.46
  5. Step 5: Solve for x
    x = 247,607,652.46/17,683.98
  6. Step 6: Final answer
    x = 14,001.81

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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.