Home / 17,166.72-23,690.75-9,612.99

Finding the Fourth Proportional to 17,166.72, 23,690.75 and 9,612.99

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Solution

The fourth proportional to 17,166.72, 23,690.75 and 9,612.99 is: 13,266.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,166.72 : 23,690.75 = 9,612.99 : x
  2. Step 2: Convert to fraction form
    17,166.72/23,690.75 = 9,612.99/x
  3. Step 3: Cross multiply
    17,166.72x = 23,690.75 × 9,612.99
  4. Step 4: Simplify right side
    17,166.72x = 227,738,909.26
  5. Step 5: Solve for x
    x = 227,738,909.26/17,166.72
  6. Step 6: Final answer
    x = 13,266.30

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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.