Home / 22,650.76-33,988.36-13,309.03

Finding the Fourth Proportional to 22,650.76, 33,988.36 and 13,309.03

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Solution

The fourth proportional to 22,650.76, 33,988.36 and 13,309.03 is: 19,970.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,650.76 : 33,988.36 = 13,309.03 : x
  2. Step 2: Convert to fraction form
    22,650.76/33,988.36 = 13,309.03/x
  3. Step 3: Cross multiply
    22,650.76x = 33,988.36 × 13,309.03
  4. Step 4: Simplify right side
    22,650.76x = 452,352,102.89
  5. Step 5: Solve for x
    x = 452,352,102.89/22,650.76
  6. Step 6: Final answer
    x = 19,970.73

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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.