Home / 17,124.26-25,686.40-4,812.26

Finding the Fourth Proportional to 17,124.26, 25,686.40 and 4,812.26

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Solution

The fourth proportional to 17,124.26, 25,686.40 and 4,812.26 is: 7,218.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,124.26 : 25,686.40 = 4,812.26 : x
  2. Step 2: Convert to fraction form
    17,124.26/25,686.40 = 4,812.26/x
  3. Step 3: Cross multiply
    17,124.26x = 25,686.40 × 4,812.26
  4. Step 4: Simplify right side
    17,124.26x = 123,609,635.26
  5. Step 5: Solve for x
    x = 123,609,635.26/17,124.26
  6. Step 6: Final answer
    x = 7,218.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.