Home / 23,203.15-32,003.81-21,295.12

Finding the Fourth Proportional to 23,203.15, 32,003.81 and 21,295.12

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Solution

The fourth proportional to 23,203.15, 32,003.81 and 21,295.12 is: 29,372.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,203.15 : 32,003.81 = 21,295.12 : x
  2. Step 2: Convert to fraction form
    23,203.15/32,003.81 = 21,295.12/x
  3. Step 3: Cross multiply
    23,203.15x = 32,003.81 × 21,295.12
  4. Step 4: Simplify right side
    23,203.15x = 681,524,814.39
  5. Step 5: Solve for x
    x = 681,524,814.39/23,203.15
  6. Step 6: Final answer
    x = 29,372.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.