Home / 50,326.40-69,450.84-28,813.64

Finding the Fourth Proportional to 50,326.40, 69,450.84 and 28,813.64

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Solution

The fourth proportional to 50,326.40, 69,450.84 and 28,813.64 is: 39,763.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,326.40 : 69,450.84 = 28,813.64 : x
  2. Step 2: Convert to fraction form
    50,326.40/69,450.84 = 28,813.64/x
  3. Step 3: Cross multiply
    50,326.40x = 69,450.84 × 28,813.64
  4. Step 4: Simplify right side
    50,326.40x = 2,001,131,501.46
  5. Step 5: Solve for x
    x = 2,001,131,501.46/50,326.40
  6. Step 6: Final answer
    x = 39,763.06

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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.