Home / 17,640.12-26,460.99-4,492.60

Finding the Fourth Proportional to 17,640.12, 26,460.99 and 4,492.60

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Solution

The fourth proportional to 17,640.12, 26,460.99 and 4,492.60 is: 6,739.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,640.12 : 26,460.99 = 4,492.60 : x
  2. Step 2: Convert to fraction form
    17,640.12/26,460.99 = 4,492.60/x
  3. Step 3: Cross multiply
    17,640.12x = 26,460.99 × 4,492.60
  4. Step 4: Simplify right side
    17,640.12x = 118,878,643.67
  5. Step 5: Solve for x
    x = 118,878,643.67/17,640.12
  6. Step 6: Final answer
    x = 6,739.11

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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.