Home / 17,877.35-26,820.36-5,396.63

Finding the Fourth Proportional to 17,877.35, 26,820.36 and 5,396.63

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Solution

The fourth proportional to 17,877.35, 26,820.36 and 5,396.63 is: 8,096.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,877.35 : 26,820.36 = 5,396.63 : x
  2. Step 2: Convert to fraction form
    17,877.35/26,820.36 = 5,396.63/x
  3. Step 3: Cross multiply
    17,877.35x = 26,820.36 × 5,396.63
  4. Step 4: Simplify right side
    17,877.35x = 144,739,447.82
  5. Step 5: Solve for x
    x = 144,739,447.82/17,877.35
  6. Step 6: Final answer
    x = 8,096.25

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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.