Home / 50,928.85-70,280.75-28,266.51

Finding the Fourth Proportional to 50,928.85, 70,280.75 and 28,266.51

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Solution

The fourth proportional to 50,928.85, 70,280.75 and 28,266.51 is: 39,007.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,928.85 : 70,280.75 = 28,266.51 : x
  2. Step 2: Convert to fraction form
    50,928.85/70,280.75 = 28,266.51/x
  3. Step 3: Cross multiply
    50,928.85x = 70,280.75 × 28,266.51
  4. Step 4: Simplify right side
    50,928.85x = 1,986,591,522.68
  5. Step 5: Solve for x
    x = 1,986,591,522.68/50,928.85
  6. Step 6: Final answer
    x = 39,007.19

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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.