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Finding the Fourth Proportional to 62,613.70, 86,407.14 and 33,933.40

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Solution

The fourth proportional to 62,613.70, 86,407.14 and 33,933.40 is: 46,828.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,613.70 : 86,407.14 = 33,933.40 : x
  2. Step 2: Convert to fraction form
    62,613.70/86,407.14 = 33,933.40/x
  3. Step 3: Cross multiply
    62,613.70x = 86,407.14 × 33,933.40
  4. Step 4: Simplify right side
    62,613.70x = 2,932,088,044.48
  5. Step 5: Solve for x
    x = 2,932,088,044.48/62,613.70
  6. Step 6: Final answer
    x = 46,828.22

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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.