Home / 50,920.58-70,268.32-28,260.52

Finding the Fourth Proportional to 50,920.58, 70,268.32 and 28,260.52

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Solution

The fourth proportional to 50,920.58, 70,268.32 and 28,260.52 is: 38,998.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,920.58 : 70,268.32 = 28,260.52 : x
  2. Step 2: Convert to fraction form
    50,920.58/70,268.32 = 28,260.52/x
  3. Step 3: Cross multiply
    50,920.58x = 70,268.32 × 28,260.52
  4. Step 4: Simplify right side
    50,920.58x = 1,985,819,122.38
  5. Step 5: Solve for x
    x = 1,985,819,122.38/50,920.58
  6. Step 6: Final answer
    x = 38,998.36

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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.