Home / 11,901.02-16,440.17-11,015.29

Finding the Fourth Proportional to 11,901.02, 16,440.17 and 11,015.29

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Solution

The fourth proportional to 11,901.02, 16,440.17 and 11,015.29 is: 15,216.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,901.02 : 16,440.17 = 11,015.29 : x
  2. Step 2: Convert to fraction form
    11,901.02/16,440.17 = 11,015.29/x
  3. Step 3: Cross multiply
    11,901.02x = 16,440.17 × 11,015.29
  4. Step 4: Simplify right side
    11,901.02x = 181,093,144.02
  5. Step 5: Solve for x
    x = 181,093,144.02/11,901.02
  6. Step 6: Final answer
    x = 15,216.60

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Double scale
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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.