Home / 12,600.60-17,391.81-7,298.34

Finding the Fourth Proportional to 12,600.60, 17,391.81 and 7,298.34

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Solution

The fourth proportional to 12,600.60, 17,391.81 and 7,298.34 is: 10,073.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,600.60 : 17,391.81 = 7,298.34 : x
  2. Step 2: Convert to fraction form
    12,600.60/17,391.81 = 7,298.34/x
  3. Step 3: Cross multiply
    12,600.60x = 17,391.81 × 7,298.34
  4. Step 4: Simplify right side
    12,600.60x = 126,931,342.60
  5. Step 5: Solve for x
    x = 126,931,342.60/12,600.60
  6. Step 6: Final answer
    x = 10,073.44

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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.