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Finding the Fourth Proportional to 35,608.48, 53,414.12 and 10,648.92

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Solution

The fourth proportional to 35,608.48, 53,414.12 and 10,648.92 is: 15,973.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,608.48 : 53,414.12 = 10,648.92 : x
  2. Step 2: Convert to fraction form
    35,608.48/53,414.12 = 10,648.92/x
  3. Step 3: Cross multiply
    35,608.48x = 53,414.12 × 10,648.92
  4. Step 4: Simplify right side
    35,608.48x = 568,802,690.75
  5. Step 5: Solve for x
    x = 568,802,690.75/35,608.48
  6. Step 6: Final answer
    x = 15,973.80

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1.5x scale

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.