Home / 35,415.15-53,196.54-29,879.31

Finding the Fourth Proportional to 35,415.15, 53,196.54 and 29,879.31

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Solution

The fourth proportional to 35,415.15, 53,196.54 and 29,879.31 is: 44,881.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,415.15 : 53,196.54 = 29,879.31 : x
  2. Step 2: Convert to fraction form
    35,415.15/53,196.54 = 29,879.31/x
  3. Step 3: Cross multiply
    35,415.15x = 53,196.54 × 29,879.31
  4. Step 4: Simplify right side
    35,415.15x = 1,589,475,909.59
  5. Step 5: Solve for x
    x = 1,589,475,909.59/35,415.15
  6. Step 6: Final answer
    x = 44,881.24

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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.