Home / 47,129.64-70,690.81-27,395.61

Finding the Fourth Proportional to 47,129.64, 70,690.81 and 27,395.61

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Solution

The fourth proportional to 47,129.64, 70,690.81 and 27,395.61 is: 41,091.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,129.64 : 70,690.81 = 27,395.61 : x
  2. Step 2: Convert to fraction form
    47,129.64/70,690.81 = 27,395.61/x
  3. Step 3: Cross multiply
    47,129.64x = 70,690.81 × 27,395.61
  4. Step 4: Simplify right side
    47,129.64x = 1,936,617,861.34
  5. Step 5: Solve for x
    x = 1,936,617,861.34/47,129.64
  6. Step 6: Final answer
    x = 41,091.29

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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.