Home / 25,112.37-34,652.07-14,901.78

Finding the Fourth Proportional to 25,112.37, 34,652.07 and 14,901.78

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Solution

The fourth proportional to 25,112.37, 34,652.07 and 14,901.78 is: 20,562.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,112.37 : 34,652.07 = 14,901.78 : x
  2. Step 2: Convert to fraction form
    25,112.37/34,652.07 = 14,901.78/x
  3. Step 3: Cross multiply
    25,112.37x = 34,652.07 × 14,901.78
  4. Step 4: Simplify right side
    25,112.37x = 516,377,523.68
  5. Step 5: Solve for x
    x = 516,377,523.68/25,112.37
  6. Step 6: Final answer
    x = 20,562.68

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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.