Home / 22,029.19-30,402.11-12,599.57

Finding the Fourth Proportional to 22,029.19, 30,402.11 and 12,599.57

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Solution

The fourth proportional to 22,029.19, 30,402.11 and 12,599.57 is: 17,388.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,029.19 : 30,402.11 = 12,599.57 : x
  2. Step 2: Convert to fraction form
    22,029.19/30,402.11 = 12,599.57/x
  3. Step 3: Cross multiply
    22,029.19x = 30,402.11 × 12,599.57
  4. Step 4: Simplify right side
    22,029.19x = 383,053,620.60
  5. Step 5: Solve for x
    x = 383,053,620.60/22,029.19
  6. Step 6: Final answer
    x = 17,388.46

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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.