Home / 47,827.57-65,984.21-29,915.77

Finding the Fourth Proportional to 47,827.57, 65,984.21 and 29,915.77

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Solution

The fourth proportional to 47,827.57, 65,984.21 and 29,915.77 is: 41,272.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,827.57 : 65,984.21 = 29,915.77 : x
  2. Step 2: Convert to fraction form
    47,827.57/65,984.21 = 29,915.77/x
  3. Step 3: Cross multiply
    47,827.57x = 65,984.21 × 29,915.77
  4. Step 4: Simplify right side
    47,827.57x = 1,973,968,194.86
  5. Step 5: Solve for x
    x = 1,973,968,194.86/47,827.57
  6. Step 6: Final answer
    x = 41,272.60

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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.