Home / 13,205.02-19,791.68-9,234.60

Finding the Fourth Proportional to 13,205.02, 19,791.68 and 9,234.60

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Solution

The fourth proportional to 13,205.02, 19,791.68 and 9,234.60 is: 13,840.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,205.02 : 19,791.68 = 9,234.60 : x
  2. Step 2: Convert to fraction form
    13,205.02/19,791.68 = 9,234.60/x
  3. Step 3: Cross multiply
    13,205.02x = 19,791.68 × 9,234.60
  4. Step 4: Simplify right side
    13,205.02x = 182,768,248.13
  5. Step 5: Solve for x
    x = 182,768,248.13/13,205.02
  6. Step 6: Final answer
    x = 13,840.82

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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.