Home / 50,975.63-70,346.45-28,314.02

Finding the Fourth Proportional to 50,975.63, 70,346.45 and 28,314.02

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Solution

The fourth proportional to 50,975.63, 70,346.45 and 28,314.02 is: 39,073.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,975.63 : 70,346.45 = 28,314.02 : x
  2. Step 2: Convert to fraction form
    50,975.63/70,346.45 = 28,314.02/x
  3. Step 3: Cross multiply
    50,975.63x = 70,346.45 × 28,314.02
  4. Step 4: Simplify right side
    50,975.63x = 1,991,790,298.93
  5. Step 5: Solve for x
    x = 1,991,790,298.93/50,975.63
  6. Step 6: Final answer
    x = 39,073.39

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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.