Home / 21,604.52-32,406.44-13,173.50

Finding the Fourth Proportional to 21,604.52, 32,406.44 and 13,173.50

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Solution

The fourth proportional to 21,604.52, 32,406.44 and 13,173.50 is: 19,760.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,604.52 : 32,406.44 = 13,173.50 : x
  2. Step 2: Convert to fraction form
    21,604.52/32,406.44 = 13,173.50/x
  3. Step 3: Cross multiply
    21,604.52x = 32,406.44 × 13,173.50
  4. Step 4: Simplify right side
    21,604.52x = 426,906,351.29
  5. Step 5: Solve for x
    x = 426,906,351.29/21,604.52
  6. Step 6: Final answer
    x = 19,760.05

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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.