Home / 21,331.42-32,000.93-7,293.01

Finding the Fourth Proportional to 21,331.42, 32,000.93 and 7,293.01

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Solution

The fourth proportional to 21,331.42, 32,000.93 and 7,293.01 is: 10,940.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,331.42 : 32,000.93 = 7,293.01 : x
  2. Step 2: Convert to fraction form
    21,331.42/32,000.93 = 7,293.01/x
  3. Step 3: Cross multiply
    21,331.42x = 32,000.93 × 7,293.01
  4. Step 4: Simplify right side
    21,331.42x = 233,383,004.26
  5. Step 5: Solve for x
    x = 233,383,004.26/21,331.42
  6. Step 6: Final answer
    x = 10,940.81

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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.