Home / 50,913.52-70,269.05-28,259.82

Finding the Fourth Proportional to 50,913.52, 70,269.05 and 28,259.82

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Solution

The fourth proportional to 50,913.52, 70,269.05 and 28,259.82 is: 39,003.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,913.52 : 70,269.05 = 28,259.82 : x
  2. Step 2: Convert to fraction form
    50,913.52/70,269.05 = 28,259.82/x
  3. Step 3: Cross multiply
    50,913.52x = 70,269.05 × 28,259.82
  4. Step 4: Simplify right side
    50,913.52x = 1,985,790,704.57
  5. Step 5: Solve for x
    x = 1,985,790,704.57/50,913.52
  6. Step 6: Final answer
    x = 39,003.21

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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.