Home / 29,379.54-44,085.48-12,739.72

Finding the Fourth Proportional to 29,379.54, 44,085.48 and 12,739.72

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Solution

The fourth proportional to 29,379.54, 44,085.48 and 12,739.72 is: 19,116.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,379.54 : 44,085.48 = 12,739.72 : x
  2. Step 2: Convert to fraction form
    29,379.54/44,085.48 = 12,739.72/x
  3. Step 3: Cross multiply
    29,379.54x = 44,085.48 × 12,739.72
  4. Step 4: Simplify right side
    29,379.54x = 561,636,671.27
  5. Step 5: Solve for x
    x = 561,636,671.27/29,379.54
  6. Step 6: Final answer
    x = 19,116.59

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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.