Home / 25,745.54-35,529.71-14,415.50

Finding the Fourth Proportional to 25,745.54, 35,529.71 and 14,415.50

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Solution

The fourth proportional to 25,745.54, 35,529.71 and 14,415.50 is: 19,893.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,745.54 : 35,529.71 = 14,415.50 : x
  2. Step 2: Convert to fraction form
    25,745.54/35,529.71 = 14,415.50/x
  3. Step 3: Cross multiply
    25,745.54x = 35,529.71 × 14,415.50
  4. Step 4: Simplify right side
    25,745.54x = 512,178,551.25
  5. Step 5: Solve for x
    x = 512,178,551.25/25,745.54
  6. Step 6: Final answer
    x = 19,893.88

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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.