Home / 25,776.12-35,570.46-15,020.33

Finding the Fourth Proportional to 25,776.12, 35,570.46 and 15,020.33

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Solution

The fourth proportional to 25,776.12, 35,570.46 and 15,020.33 is: 20,727.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,776.12 : 35,570.46 = 15,020.33 : x
  2. Step 2: Convert to fraction form
    25,776.12/35,570.46 = 15,020.33/x
  3. Step 3: Cross multiply
    25,776.12x = 35,570.46 × 15,020.33
  4. Step 4: Simplify right side
    25,776.12x = 534,279,869.60
  5. Step 5: Solve for x
    x = 534,279,869.60/25,776.12
  6. Step 6: Final answer
    x = 20,727.71

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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.