Home / 35,963.87-53,946.30-13,778.37

Finding the Fourth Proportional to 35,963.87, 53,946.30 and 13,778.37

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Solution

The fourth proportional to 35,963.87, 53,946.30 and 13,778.37 is: 20,667.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,963.87 : 53,946.30 = 13,778.37 : x
  2. Step 2: Convert to fraction form
    35,963.87/53,946.30 = 13,778.37/x
  3. Step 3: Cross multiply
    35,963.87x = 53,946.30 × 13,778.37
  4. Step 4: Simplify right side
    35,963.87x = 743,292,133.20
  5. Step 5: Solve for x
    x = 743,292,133.20/35,963.87
  6. Step 6: Final answer
    x = 20,667.75

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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.