Home / 21,625.21-32,435.03-6,835.63

Finding the Fourth Proportional to 21,625.21, 32,435.03 and 6,835.63

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Solution

The fourth proportional to 21,625.21, 32,435.03 and 6,835.63 is: 10,252.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,625.21 : 32,435.03 = 6,835.63 : x
  2. Step 2: Convert to fraction form
    21,625.21/32,435.03 = 6,835.63/x
  3. Step 3: Cross multiply
    21,625.21x = 32,435.03 × 6,835.63
  4. Step 4: Simplify right side
    21,625.21x = 221,713,667.77
  5. Step 5: Solve for x
    x = 221,713,667.77/21,625.21
  6. Step 6: Final answer
    x = 10,252.56

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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.