Home / 25,558.06-35,270.91-13,917.05

Finding the Fourth Proportional to 25,558.06, 35,270.91 and 13,917.05

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Solution

The fourth proportional to 25,558.06, 35,270.91 and 13,917.05 is: 19,205.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,558.06 : 35,270.91 = 13,917.05 : x
  2. Step 2: Convert to fraction form
    25,558.06/35,270.91 = 13,917.05/x
  3. Step 3: Cross multiply
    25,558.06x = 35,270.91 × 13,917.05
  4. Step 4: Simplify right side
    25,558.06x = 490,867,018.02
  5. Step 5: Solve for x
    x = 490,867,018.02/25,558.06
  6. Step 6: Final answer
    x = 19,205.96

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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.