Home / 25,917.57-38,835.88-18,035.51

Finding the Fourth Proportional to 25,917.57, 38,835.88 and 18,035.51

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Solution

The fourth proportional to 25,917.57, 38,835.88 and 18,035.51 is: 27,025.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,917.57 : 38,835.88 = 18,035.51 : x
  2. Step 2: Convert to fraction form
    25,917.57/38,835.88 = 18,035.51/x
  3. Step 3: Cross multiply
    25,917.57x = 38,835.88 × 18,035.51
  4. Step 4: Simplify right side
    25,917.57x = 700,424,662.83
  5. Step 5: Solve for x
    x = 700,424,662.83/25,917.57
  6. Step 6: Final answer
    x = 27,025.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.