Home / 25,474.83-35,172.39-19,495.81

Finding the Fourth Proportional to 25,474.83, 35,172.39 and 19,495.81

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Solution

The fourth proportional to 25,474.83, 35,172.39 and 19,495.81 is: 26,917.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,474.83 : 35,172.39 = 19,495.81 : x
  2. Step 2: Convert to fraction form
    25,474.83/35,172.39 = 19,495.81/x
  3. Step 3: Cross multiply
    25,474.83x = 35,172.39 × 19,495.81
  4. Step 4: Simplify right side
    25,474.83x = 685,714,232.69
  5. Step 5: Solve for x
    x = 685,714,232.69/25,474.83
  6. Step 6: Final answer
    x = 26,917.32

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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.