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Finding the Fourth Proportional to 62,653.16, 86,459.82 and 33,971.24

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Solution

The fourth proportional to 62,653.16, 86,459.82 and 33,971.24 is: 46,879.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,653.16 : 86,459.82 = 33,971.24 : x
  2. Step 2: Convert to fraction form
    62,653.16/86,459.82 = 33,971.24/x
  3. Step 3: Cross multiply
    62,653.16x = 86,459.82 × 33,971.24
  4. Step 4: Simplify right side
    62,653.16x = 2,937,147,295.58
  5. Step 5: Solve for x
    x = 2,937,147,295.58/62,653.16
  6. Step 6: Final answer
    x = 46,879.48

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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.