Home / 13,262.47-19,881.35-9,104.44

Finding the Fourth Proportional to 13,262.47, 19,881.35 and 9,104.44

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Solution

The fourth proportional to 13,262.47, 19,881.35 and 9,104.44 is: 13,648.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,262.47 : 19,881.35 = 9,104.44 : x
  2. Step 2: Convert to fraction form
    13,262.47/19,881.35 = 9,104.44/x
  3. Step 3: Cross multiply
    13,262.47x = 19,881.35 × 9,104.44
  4. Step 4: Simplify right side
    13,262.47x = 181,008,485.73
  5. Step 5: Solve for x
    x = 181,008,485.73/13,262.47
  6. Step 6: Final answer
    x = 13,648.17

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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.