Home / 17,886.96-26,991.30-17,269.20

Finding the Fourth Proportional to 17,886.96, 26,991.30 and 17,269.20

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Solution

The fourth proportional to 17,886.96, 26,991.30 and 17,269.20 is: 26,059.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,886.96 : 26,991.30 = 17,269.20 : x
  2. Step 2: Convert to fraction form
    17,886.96/26,991.30 = 17,269.20/x
  3. Step 3: Cross multiply
    17,886.96x = 26,991.30 × 17,269.20
  4. Step 4: Simplify right side
    17,886.96x = 466,118,157.96
  5. Step 5: Solve for x
    x = 466,118,157.96/17,886.96
  6. Step 6: Final answer
    x = 26,059.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.