Home / 17,136.56-23,648.76-10,422.47

Finding the Fourth Proportional to 17,136.56, 23,648.76 and 10,422.47

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Solution

The fourth proportional to 17,136.56, 23,648.76 and 10,422.47 is: 14,383.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,136.56 : 23,648.76 = 10,422.47 : x
  2. Step 2: Convert to fraction form
    17,136.56/23,648.76 = 10,422.47/x
  3. Step 3: Cross multiply
    17,136.56x = 23,648.76 × 10,422.47
  4. Step 4: Simplify right side
    17,136.56x = 246,478,373.39
  5. Step 5: Solve for x
    x = 246,478,373.39/17,136.56
  6. Step 6: Final answer
    x = 14,383.19

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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.