Home / 17,172.60-23,699.04-9,618.94

Finding the Fourth Proportional to 17,172.60, 23,699.04 and 9,618.94

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Solution

The fourth proportional to 17,172.60, 23,699.04 and 9,618.94 is: 13,274.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,172.60 : 23,699.04 = 9,618.94 : x
  2. Step 2: Convert to fraction form
    17,172.60/23,699.04 = 9,618.94/x
  3. Step 3: Cross multiply
    17,172.60x = 23,699.04 × 9,618.94
  4. Step 4: Simplify right side
    17,172.60x = 227,959,643.82
  5. Step 5: Solve for x
    x = 227,959,643.82/17,172.60
  6. Step 6: Final answer
    x = 13,274.61

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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.