Home / 17,980.02-26,952.62-6,878.16

Finding the Fourth Proportional to 17,980.02, 26,952.62 and 6,878.16

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Solution

The fourth proportional to 17,980.02, 26,952.62 and 6,878.16 is: 10,310.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,980.02 : 26,952.62 = 6,878.16 : x
  2. Step 2: Convert to fraction form
    17,980.02/26,952.62 = 6,878.16/x
  3. Step 3: Cross multiply
    17,980.02x = 26,952.62 × 6,878.16
  4. Step 4: Simplify right side
    17,980.02x = 185,384,398.39
  5. Step 5: Solve for x
    x = 185,384,398.39/17,980.02
  6. Step 6: Final answer
    x = 10,310.58

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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.