Home / 12,409.02-18,593.64-11,150.10

Finding the Fourth Proportional to 12,409.02, 18,593.64 and 11,150.10

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Solution

The fourth proportional to 12,409.02, 18,593.64 and 11,150.10 is: 16,707.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,409.02 : 18,593.64 = 11,150.10 : x
  2. Step 2: Convert to fraction form
    12,409.02/18,593.64 = 11,150.10/x
  3. Step 3: Cross multiply
    12,409.02x = 18,593.64 × 11,150.10
  4. Step 4: Simplify right side
    12,409.02x = 207,320,945.36
  5. Step 5: Solve for x
    x = 207,320,945.36/12,409.02
  6. Step 6: Final answer
    x = 16,707.28

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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.