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Finding the Fourth Proportional to 29,879.31, 44,798.22 and 13,230.27

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Solution

The fourth proportional to 29,879.31, 44,798.22 and 13,230.27 is: 19,836.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,879.31 : 44,798.22 = 13,230.27 : x
  2. Step 2: Convert to fraction form
    29,879.31/44,798.22 = 13,230.27/x
  3. Step 3: Cross multiply
    29,879.31x = 44,798.22 × 13,230.27
  4. Step 4: Simplify right side
    29,879.31x = 592,692,546.12
  5. Step 5: Solve for x
    x = 592,692,546.12/29,879.31
  6. Step 6: Final answer
    x = 19,836.22

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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.