Home / 43,044.07-64,569.83-11,879.32

Finding the Fourth Proportional to 43,044.07, 64,569.83 and 11,879.32

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Solution

The fourth proportional to 43,044.07, 64,569.83 and 11,879.32 is: 17,820.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,044.07 : 64,569.83 = 11,879.32 : x
  2. Step 2: Convert to fraction form
    43,044.07/64,569.83 = 11,879.32/x
  3. Step 3: Cross multiply
    43,044.07x = 64,569.83 × 11,879.32
  4. Step 4: Simplify right side
    43,044.07x = 767,045,672.92
  5. Step 5: Solve for x
    x = 767,045,672.92/43,044.07
  6. Step 6: Final answer
    x = 17,820.01

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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.