Home / 21,683.93-32,525.38-9,997.15

Finding the Fourth Proportional to 21,683.93, 32,525.38 and 9,997.15

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Solution

The fourth proportional to 21,683.93, 32,525.38 and 9,997.15 is: 14,995.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,683.93 : 32,525.38 = 9,997.15 : x
  2. Step 2: Convert to fraction form
    21,683.93/32,525.38 = 9,997.15/x
  3. Step 3: Cross multiply
    21,683.93x = 32,525.38 × 9,997.15
  4. Step 4: Simplify right side
    21,683.93x = 325,161,102.67
  5. Step 5: Solve for x
    x = 325,161,102.67/21,683.93
  6. Step 6: Final answer
    x = 14,995.49

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Half scale
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Double scale
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Similar ratio
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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.