Home / 25,057.73-34,579.23-13,727.45

Finding the Fourth Proportional to 25,057.73, 34,579.23 and 13,727.45

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Solution

The fourth proportional to 25,057.73, 34,579.23 and 13,727.45 is: 18,943.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,057.73 : 34,579.23 = 13,727.45 : x
  2. Step 2: Convert to fraction form
    25,057.73/34,579.23 = 13,727.45/x
  3. Step 3: Cross multiply
    25,057.73x = 34,579.23 × 13,727.45
  4. Step 4: Simplify right side
    25,057.73x = 474,684,650.86
  5. Step 5: Solve for x
    x = 474,684,650.86/25,057.73
  6. Step 6: Final answer
    x = 18,943.64

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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.