Home / 53,784.22-74,225.82-29,915.14

Finding the Fourth Proportional to 53,784.22, 74,225.82 and 29,915.14

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Solution

The fourth proportional to 53,784.22, 74,225.82 and 29,915.14 is: 41,284.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,784.22 : 74,225.82 = 29,915.14 : x
  2. Step 2: Convert to fraction form
    53,784.22/74,225.82 = 29,915.14/x
  3. Step 3: Cross multiply
    53,784.22x = 74,225.82 × 29,915.14
  4. Step 4: Simplify right side
    53,784.22x = 2,220,475,796.91
  5. Step 5: Solve for x
    x = 2,220,475,796.91/53,784.22
  6. Step 6: Final answer
    x = 41,284.89

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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.