Home / 17,138.39-23,652.10-10,424.30

Finding the Fourth Proportional to 17,138.39, 23,652.10 and 10,424.30

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Solution

The fourth proportional to 17,138.39, 23,652.10 and 10,424.30 is: 14,386.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,138.39 : 23,652.10 = 10,424.30 : x
  2. Step 2: Convert to fraction form
    17,138.39/23,652.10 = 10,424.30/x
  3. Step 3: Cross multiply
    17,138.39x = 23,652.10 × 10,424.30
  4. Step 4: Simplify right side
    17,138.39x = 246,556,480.80
  5. Step 5: Solve for x
    x = 246,556,480.80/17,138.39
  6. Step 6: Final answer
    x = 14,386.21

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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.