Home / 50,804.88-70,110.72-28,145.34

Finding the Fourth Proportional to 50,804.88, 70,110.72 and 28,145.34

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Solution

The fourth proportional to 50,804.88, 70,110.72 and 28,145.34 is: 38,840.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,804.88 : 70,110.72 = 28,145.34 : x
  2. Step 2: Convert to fraction form
    50,804.88/70,110.72 = 28,145.34/x
  3. Step 3: Cross multiply
    50,804.88x = 70,110.72 × 28,145.34
  4. Step 4: Simplify right side
    50,804.88x = 1,973,290,052.04
  5. Step 5: Solve for x
    x = 1,973,290,052.04/50,804.88
  6. Step 6: Final answer
    x = 38,840.56

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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.