Home / 33,603.85-50,406.27-8,643.34

Finding the Fourth Proportional to 33,603.85, 50,406.27 and 8,643.34

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Solution

The fourth proportional to 33,603.85, 50,406.27 and 8,643.34 is: 12,965.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,603.85 : 50,406.27 = 8,643.34 : x
  2. Step 2: Convert to fraction form
    33,603.85/50,406.27 = 8,643.34/x
  3. Step 3: Cross multiply
    33,603.85x = 50,406.27 × 8,643.34
  4. Step 4: Simplify right side
    33,603.85x = 435,678,371.31
  5. Step 5: Solve for x
    x = 435,678,371.31/33,603.85
  6. Step 6: Final answer
    x = 12,965.13

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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.