Home / 47,345.90-65,361.01-29,446.68

Finding the Fourth Proportional to 47,345.90, 65,361.01 and 29,446.68

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Solution

The fourth proportional to 47,345.90, 65,361.01 and 29,446.68 is: 40,651.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,345.90 : 65,361.01 = 29,446.68 : x
  2. Step 2: Convert to fraction form
    47,345.90/65,361.01 = 29,446.68/x
  3. Step 3: Cross multiply
    47,345.90x = 65,361.01 × 29,446.68
  4. Step 4: Simplify right side
    47,345.90x = 1,924,664,745.95
  5. Step 5: Solve for x
    x = 1,924,664,745.95/47,345.90
  6. Step 6: Final answer
    x = 40,651.14

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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.