Home / 47,354.31-65,372.60-29,455.07

Finding the Fourth Proportional to 47,354.31, 65,372.60 and 29,455.07

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Solution

The fourth proportional to 47,354.31, 65,372.60 and 29,455.07 is: 40,662.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,354.31 : 65,372.60 = 29,455.07 : x
  2. Step 2: Convert to fraction form
    47,354.31/65,372.60 = 29,455.07/x
  3. Step 3: Cross multiply
    47,354.31x = 65,372.60 × 29,455.07
  4. Step 4: Simplify right side
    47,354.31x = 1,925,554,255.86
  5. Step 5: Solve for x
    x = 1,925,554,255.86/47,354.31
  6. Step 6: Final answer
    x = 40,662.70

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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.