Home / 50,947.57-70,308.48-28,288.03

Finding the Fourth Proportional to 50,947.57, 70,308.48 and 28,288.03

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Solution

The fourth proportional to 50,947.57, 70,308.48 and 28,288.03 is: 39,037.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,947.57 : 70,308.48 = 28,288.03 : x
  2. Step 2: Convert to fraction form
    50,947.57/70,308.48 = 28,288.03/x
  3. Step 3: Cross multiply
    50,947.57x = 70,308.48 × 28,288.03
  4. Step 4: Simplify right side
    50,947.57x = 1,988,888,391.49
  5. Step 5: Solve for x
    x = 1,988,888,391.49/50,947.57
  6. Step 6: Final answer
    x = 39,037.94

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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.