Home / 12,025.56-16,602.45-7,553.15

Finding the Fourth Proportional to 12,025.56, 16,602.45 and 7,553.15

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Solution

The fourth proportional to 12,025.56, 16,602.45 and 7,553.15 is: 10,427.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025.56 : 16,602.45 = 7,553.15 : x
  2. Step 2: Convert to fraction form
    12,025.56/16,602.45 = 7,553.15/x
  3. Step 3: Cross multiply
    12,025.56x = 16,602.45 × 7,553.15
  4. Step 4: Simplify right side
    12,025.56x = 125,400,712.21
  5. Step 5: Solve for x
    x = 125,400,712.21/12,025.56
  6. Step 6: Final answer
    x = 10,427.85

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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.