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Finding the Fourth Proportional to 29,967.31, 44,939.27 and 11,237.13

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Solution

The fourth proportional to 29,967.31, 44,939.27 and 11,237.13 is: 16,851.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,967.31 : 44,939.27 = 11,237.13 : x
  2. Step 2: Convert to fraction form
    29,967.31/44,939.27 = 11,237.13/x
  3. Step 3: Cross multiply
    29,967.31x = 44,939.27 × 11,237.13
  4. Step 4: Simplify right side
    29,967.31x = 504,988,447.19
  5. Step 5: Solve for x
    x = 504,988,447.19/29,967.31
  6. Step 6: Final answer
    x = 16,851.31

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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.