Home / 25,664.87-35,415.22-14,332.79

Finding the Fourth Proportional to 25,664.87, 35,415.22 and 14,332.79

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Solution

The fourth proportional to 25,664.87, 35,415.22 and 14,332.79 is: 19,777.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,664.87 : 35,415.22 = 14,332.79 : x
  2. Step 2: Convert to fraction form
    25,664.87/35,415.22 = 14,332.79/x
  3. Step 3: Cross multiply
    25,664.87x = 35,415.22 × 14,332.79
  4. Step 4: Simplify right side
    25,664.87x = 507,599,067.72
  5. Step 5: Solve for x
    x = 507,599,067.72/25,664.87
  6. Step 6: Final answer
    x = 19,777.97

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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.