Home / 17,421.51-26,131.32-10,759.26

Finding the Fourth Proportional to 17,421.51, 26,131.32 and 10,759.26

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Solution

The fourth proportional to 17,421.51, 26,131.32 and 10,759.26 is: 16,138.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,421.51 : 26,131.32 = 10,759.26 : x
  2. Step 2: Convert to fraction form
    17,421.51/26,131.32 = 10,759.26/x
  3. Step 3: Cross multiply
    17,421.51x = 26,131.32 × 10,759.26
  4. Step 4: Simplify right side
    17,421.51x = 281,153,666.02
  5. Step 5: Solve for x
    x = 281,153,666.02/17,421.51
  6. Step 6: Final answer
    x = 16,138.31

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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.