Home / 53,786.33-74,219.46-29,909.15

Finding the Fourth Proportional to 53,786.33, 74,219.46 and 29,909.15

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Solution

The fourth proportional to 53,786.33, 74,219.46 and 29,909.15 is: 41,271.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,786.33 : 74,219.46 = 29,909.15 : x
  2. Step 2: Convert to fraction form
    53,786.33/74,219.46 = 29,909.15/x
  3. Step 3: Cross multiply
    53,786.33x = 74,219.46 × 29,909.15
  4. Step 4: Simplify right side
    53,786.33x = 2,219,841,035.45
  5. Step 5: Solve for x
    x = 2,219,841,035.45/53,786.33
  6. Step 6: Final answer
    x = 41,271.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.