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Finding the Fourth Proportional to 12,593.60, 18,890.40 and 6,018.24

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Solution

The fourth proportional to 12,593.60, 18,890.40 and 6,018.24 is: 9,027.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,593.60 : 18,890.40 = 6,018.24 : x
  2. Step 2: Convert to fraction form
    12,593.60/18,890.40 = 6,018.24/x
  3. Step 3: Cross multiply
    12,593.60x = 18,890.40 × 6,018.24
  4. Step 4: Simplify right side
    12,593.60x = 113,686,960.90
  5. Step 5: Solve for x
    x = 113,686,960.90/12,593.60
  6. Step 6: Final answer
    x = 9,027.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.