Home / 22,425.08-30,946.82-12,353.87

Finding the Fourth Proportional to 22,425.08, 30,946.82 and 12,353.87

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Solution

The fourth proportional to 22,425.08, 30,946.82 and 12,353.87 is: 17,048.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,425.08 : 30,946.82 = 12,353.87 : x
  2. Step 2: Convert to fraction form
    22,425.08/30,946.82 = 12,353.87/x
  3. Step 3: Cross multiply
    22,425.08x = 30,946.82 × 12,353.87
  4. Step 4: Simplify right side
    22,425.08x = 382,313,006.79
  5. Step 5: Solve for x
    x = 382,313,006.79/22,425.08
  6. Step 6: Final answer
    x = 17,048.46

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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.