Home / 12,772.01-17,625.10-7,394.67

Finding the Fourth Proportional to 12,772.01, 17,625.10 and 7,394.67

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Solution

The fourth proportional to 12,772.01, 17,625.10 and 7,394.67 is: 10,204.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,772.01 : 17,625.10 = 7,394.67 : x
  2. Step 2: Convert to fraction form
    12,772.01/17,625.10 = 7,394.67/x
  3. Step 3: Cross multiply
    12,772.01x = 17,625.10 × 7,394.67
  4. Step 4: Simplify right side
    12,772.01x = 130,331,805.31
  5. Step 5: Solve for x
    x = 130,331,805.31/12,772.01
  6. Step 6: Final answer
    x = 10,204.49

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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.