Home / 13,813.02-19,061.94-7,525.44

Finding the Fourth Proportional to 13,813.02, 19,061.94 and 7,525.44

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Solution

The fourth proportional to 13,813.02, 19,061.94 and 7,525.44 is: 10,385.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,813.02 : 19,061.94 = 7,525.44 : x
  2. Step 2: Convert to fraction form
    13,813.02/19,061.94 = 7,525.44/x
  3. Step 3: Cross multiply
    13,813.02x = 19,061.94 × 7,525.44
  4. Step 4: Simplify right side
    13,813.02x = 143,449,485.75
  5. Step 5: Solve for x
    x = 143,449,485.75/13,813.02
  6. Step 6: Final answer
    x = 10,385.09

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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.