Home / 50,646.75-69,892.52-28,290.75

Finding the Fourth Proportional to 50,646.75, 69,892.52 and 28,290.75

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Solution

The fourth proportional to 50,646.75, 69,892.52 and 28,290.75 is: 39,041.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,646.75 : 69,892.52 = 28,290.75 : x
  2. Step 2: Convert to fraction form
    50,646.75/69,892.52 = 28,290.75/x
  3. Step 3: Cross multiply
    50,646.75x = 69,892.52 × 28,290.75
  4. Step 4: Simplify right side
    50,646.75x = 1,977,311,668.74
  5. Step 5: Solve for x
    x = 1,977,311,668.74/50,646.75
  6. Step 6: Final answer
    x = 39,041.24

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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.