Home / 35,636.30-53,439.38-10,679.90

Finding the Fourth Proportional to 35,636.30, 53,439.38 and 10,679.90

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Solution

The fourth proportional to 35,636.30, 53,439.38 and 10,679.90 is: 16,015.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,636.30 : 53,439.38 = 10,679.90 : x
  2. Step 2: Convert to fraction form
    35,636.30/53,439.38 = 10,679.90/x
  3. Step 3: Cross multiply
    35,636.30x = 53,439.38 × 10,679.90
  4. Step 4: Simplify right side
    35,636.30x = 570,726,993.96
  5. Step 5: Solve for x
    x = 570,726,993.96/35,636.30
  6. Step 6: Final answer
    x = 16,015.33

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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.