Home / 22,425.54-30,945.99-12,352.05

Finding the Fourth Proportional to 22,425.54, 30,945.99 and 12,352.05

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Solution

The fourth proportional to 22,425.54, 30,945.99 and 12,352.05 is: 17,045.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,425.54 : 30,945.99 = 12,352.05 : x
  2. Step 2: Convert to fraction form
    22,425.54/30,945.99 = 12,352.05/x
  3. Step 3: Cross multiply
    22,425.54x = 30,945.99 × 12,352.05
  4. Step 4: Simplify right side
    22,425.54x = 382,246,415.78
  5. Step 5: Solve for x
    x = 382,246,415.78/22,425.54
  6. Step 6: Final answer
    x = 17,045.14

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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.