Home / 22,012.80-32,954.40-14,625.60

Finding the Fourth Proportional to 22,012.80, 32,954.40 and 14,625.60

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Solution

The fourth proportional to 22,012.80, 32,954.40 and 14,625.60 is: 21,895.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,012.80 : 32,954.40 = 14,625.60 : x
  2. Step 2: Convert to fraction form
    22,012.80/32,954.40 = 14,625.60/x
  3. Step 3: Cross multiply
    22,012.80x = 32,954.40 × 14,625.60
  4. Step 4: Simplify right side
    22,012.80x = 481,977,872.64
  5. Step 5: Solve for x
    x = 481,977,872.64/22,012.80
  6. Step 6: Final answer
    x = 21,895.35

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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.