Home / 17,136.06-23,648.07-10,421.97

Finding the Fourth Proportional to 17,136.06, 23,648.07 and 10,421.97

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Solution

The fourth proportional to 17,136.06, 23,648.07 and 10,421.97 is: 14,382.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,136.06 : 23,648.07 = 10,421.97 : x
  2. Step 2: Convert to fraction form
    17,136.06/23,648.07 = 10,421.97/x
  3. Step 3: Cross multiply
    17,136.06x = 23,648.07 × 10,421.97
  4. Step 4: Simplify right side
    17,136.06x = 246,459,476.10
  5. Step 5: Solve for x
    x = 246,459,476.10/17,136.06
  6. Step 6: Final answer
    x = 14,382.51

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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.