Home / 18,112.08-24,997.02-11,038.32

Finding the Fourth Proportional to 18,112.08, 24,997.02 and 11,038.32

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Solution

The fourth proportional to 18,112.08, 24,997.02 and 11,038.32 is: 15,234.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,112.08 : 24,997.02 = 11,038.32 : x
  2. Step 2: Convert to fraction form
    18,112.08/24,997.02 = 11,038.32/x
  3. Step 3: Cross multiply
    18,112.08x = 24,997.02 × 11,038.32
  4. Step 4: Simplify right side
    18,112.08x = 275,925,105.81
  5. Step 5: Solve for x
    x = 275,925,105.81/18,112.08
  6. Step 6: Final answer
    x = 15,234.31

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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.