Home / 43,814.60-65,721.90-37,670.60

Finding the Fourth Proportional to 43,814.60, 65,721.90 and 37,670.60

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Solution

The fourth proportional to 43,814.60, 65,721.90 and 37,670.60 is: 56,505.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,814.60 : 65,721.90 = 37,670.60 : x
  2. Step 2: Convert to fraction form
    43,814.60/65,721.90 = 37,670.60/x
  3. Step 3: Cross multiply
    43,814.60x = 65,721.90 × 37,670.60
  4. Step 4: Simplify right side
    43,814.60x = 2,475,783,406.14
  5. Step 5: Solve for x
    x = 2,475,783,406.14/43,814.60
  6. Step 6: Final answer
    x = 56,505.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.