Home / 17,378.26-23,962.98-12,910.30

Finding the Fourth Proportional to 17,378.26, 23,962.98 and 12,910.30

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Solution

The fourth proportional to 17,378.26, 23,962.98 and 12,910.30 is: 17,802.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,378.26 : 23,962.98 = 12,910.30 : x
  2. Step 2: Convert to fraction form
    17,378.26/23,962.98 = 12,910.30/x
  3. Step 3: Cross multiply
    17,378.26x = 23,962.98 × 12,910.30
  4. Step 4: Simplify right side
    17,378.26x = 309,369,260.69
  5. Step 5: Solve for x
    x = 309,369,260.69/17,378.26
  6. Step 6: Final answer
    x = 17,802.08

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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.