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Finding the Fourth Proportional to 62,476.74, 86,215.75 and 35,627.89

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Solution

The fourth proportional to 62,476.74, 86,215.75 and 35,627.89 is: 49,165.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,476.74 : 86,215.75 = 35,627.89 : x
  2. Step 2: Convert to fraction form
    62,476.74/86,215.75 = 35,627.89/x
  3. Step 3: Cross multiply
    62,476.74x = 86,215.75 × 35,627.89
  4. Step 4: Simplify right side
    62,476.74x = 3,071,685,257.27
  5. Step 5: Solve for x
    x = 3,071,685,257.27/62,476.74
  6. Step 6: Final answer
    x = 49,165.26

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1.5x scale

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.