Home / 51,975.23-71,725.68-28,101.83

Finding the Fourth Proportional to 51,975.23, 71,725.68 and 28,101.83

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Solution

The fourth proportional to 51,975.23, 71,725.68 and 28,101.83 is: 38,780.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,975.23 : 71,725.68 = 28,101.83 : x
  2. Step 2: Convert to fraction form
    51,975.23/71,725.68 = 28,101.83/x
  3. Step 3: Cross multiply
    51,975.23x = 71,725.68 × 28,101.83
  4. Step 4: Simplify right side
    51,975.23x = 2,015,622,507.37
  5. Step 5: Solve for x
    x = 2,015,622,507.37/51,975.23
  6. Step 6: Final answer
    x = 38,780.45

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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.