Home / 23,213.32-32,035.15-13,141.55

Finding the Fourth Proportional to 23,213.32, 32,035.15 and 13,141.55

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Solution

The fourth proportional to 23,213.32, 32,035.15 and 13,141.55 is: 18,135.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,213.32 : 32,035.15 = 13,141.55 : x
  2. Step 2: Convert to fraction form
    23,213.32/32,035.15 = 13,141.55/x
  3. Step 3: Cross multiply
    23,213.32x = 32,035.15 × 13,141.55
  4. Step 4: Simplify right side
    23,213.32x = 420,991,525.48
  5. Step 5: Solve for x
    x = 420,991,525.48/23,213.32
  6. Step 6: Final answer
    x = 18,135.77

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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.