Home / 52,019.37-71,786.22-28,145.52

Finding the Fourth Proportional to 52,019.37, 71,786.22 and 28,145.52

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Solution

The fourth proportional to 52,019.37, 71,786.22 and 28,145.52 is: 38,840.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,019.37 : 71,786.22 = 28,145.52 : x
  2. Step 2: Convert to fraction form
    52,019.37/71,786.22 = 28,145.52/x
  3. Step 3: Cross multiply
    52,019.37x = 71,786.22 × 28,145.52
  4. Step 4: Simplify right side
    52,019.37x = 2,020,460,740.56
  5. Step 5: Solve for x
    x = 2,020,460,740.56/52,019.37
  6. Step 6: Final answer
    x = 38,840.54

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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.