Home / 22,204.23-30,643.97-12,134.21

Finding the Fourth Proportional to 22,204.23, 30,643.97 and 12,134.21

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Solution

The fourth proportional to 22,204.23, 30,643.97 and 12,134.21 is: 16,746.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,204.23 : 30,643.97 = 12,134.21 : x
  2. Step 2: Convert to fraction form
    22,204.23/30,643.97 = 12,134.21/x
  3. Step 3: Cross multiply
    22,204.23x = 30,643.97 × 12,134.21
  4. Step 4: Simplify right side
    22,204.23x = 371,840,153.32
  5. Step 5: Solve for x
    x = 371,840,153.32/22,204.23
  6. Step 6: Final answer
    x = 16,746.37

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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.