Home / 17,167.90-25,705.02-12,995.26

Finding the Fourth Proportional to 17,167.90, 25,705.02 and 12,995.26

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Solution

The fourth proportional to 17,167.90, 25,705.02 and 12,995.26 is: 19,457.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,167.90 : 25,705.02 = 12,995.26 : x
  2. Step 2: Convert to fraction form
    17,167.90/25,705.02 = 12,995.26/x
  3. Step 3: Cross multiply
    17,167.90x = 25,705.02 × 12,995.26
  4. Step 4: Simplify right side
    17,167.90x = 334,043,418.21
  5. Step 5: Solve for x
    x = 334,043,418.21/17,167.90
  6. Step 6: Final answer
    x = 19,457.44

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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.