Home / 17,153.61-23,670.30-9,984.46

Finding the Fourth Proportional to 17,153.61, 23,670.30 and 9,984.46

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Solution

The fourth proportional to 17,153.61, 23,670.30 and 9,984.46 is: 13,777.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,153.61 : 23,670.30 = 9,984.46 : x
  2. Step 2: Convert to fraction form
    17,153.61/23,670.30 = 9,984.46/x
  3. Step 3: Cross multiply
    17,153.61x = 23,670.30 × 9,984.46
  4. Step 4: Simplify right side
    17,153.61x = 236,335,163.54
  5. Step 5: Solve for x
    x = 236,335,163.54/17,153.61
  6. Step 6: Final answer
    x = 13,777.58

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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.