Home / 17,486.90-24,131.16-9,933.21

Finding the Fourth Proportional to 17,486.90, 24,131.16 and 9,933.21

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Solution

The fourth proportional to 17,486.90, 24,131.16 and 9,933.21 is: 13,707.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,486.90 : 24,131.16 = 9,933.21 : x
  2. Step 2: Convert to fraction form
    17,486.90/24,131.16 = 9,933.21/x
  3. Step 3: Cross multiply
    17,486.90x = 24,131.16 × 9,933.21
  4. Step 4: Simplify right side
    17,486.90x = 239,699,879.82
  5. Step 5: Solve for x
    x = 239,699,879.82/17,486.90
  6. Step 6: Final answer
    x = 13,707.40

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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.