Home / 23,989.94-33,158.67-21,135.50

Finding the Fourth Proportional to 23,989.94, 33,158.67 and 21,135.50

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Solution

The fourth proportional to 23,989.94, 33,158.67 and 21,135.50 is: 29,213.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,989.94 : 33,158.67 = 21,135.50 : x
  2. Step 2: Convert to fraction form
    23,989.94/33,158.67 = 21,135.50/x
  3. Step 3: Cross multiply
    23,989.94x = 33,158.67 × 21,135.50
  4. Step 4: Simplify right side
    23,989.94x = 700,825,069.79
  5. Step 5: Solve for x
    x = 700,825,069.79/23,989.94
  6. Step 6: Final answer
    x = 29,213.29

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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.