Home / 22,145.99-33,197.31-12,264.39

Finding the Fourth Proportional to 22,145.99, 33,197.31 and 12,264.39

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Solution

The fourth proportional to 22,145.99, 33,197.31 and 12,264.39 is: 18,384.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,145.99 : 33,197.31 = 12,264.39 : x
  2. Step 2: Convert to fraction form
    22,145.99/33,197.31 = 12,264.39/x
  3. Step 3: Cross multiply
    22,145.99x = 33,197.31 × 12,264.39
  4. Step 4: Simplify right side
    22,145.99x = 407,144,756.79
  5. Step 5: Solve for x
    x = 407,144,756.79/22,145.99
  6. Step 6: Final answer
    x = 18,384.59

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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.