Home / 63,039.36-86,993.28-34,747.68

Finding the Fourth Proportional to 63,039.36, 86,993.28 and 34,747.68

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Solution

The fourth proportional to 63,039.36, 86,993.28 and 34,747.68 is: 47,951.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,039.36 : 86,993.28 = 34,747.68 : x
  2. Step 2: Convert to fraction form
    63,039.36/86,993.28 = 34,747.68/x
  3. Step 3: Cross multiply
    63,039.36x = 86,993.28 × 34,747.68
  4. Step 4: Simplify right side
    63,039.36x = 3,022,814,655.59
  5. Step 5: Solve for x
    x = 3,022,814,655.59/63,039.36
  6. Step 6: Final answer
    x = 47,951.23

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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.