Home / 47,861.72-66,048.48-26,640.96

Finding the Fourth Proportional to 47,861.72, 66,048.48 and 26,640.96

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Solution

The fourth proportional to 47,861.72, 66,048.48 and 26,640.96 is: 36,764.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,861.72 : 66,048.48 = 26,640.96 : x
  2. Step 2: Convert to fraction form
    47,861.72/66,048.48 = 26,640.96/x
  3. Step 3: Cross multiply
    47,861.72x = 66,048.48 × 26,640.96
  4. Step 4: Simplify right side
    47,861.72x = 1,759,594,913.74
  5. Step 5: Solve for x
    x = 1,759,594,913.74/47,861.72
  6. Step 6: Final answer
    x = 36,764.14

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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.