Home / 26,782.02-40,173.93-12,734.82

Finding the Fourth Proportional to 26,782.02, 40,173.93 and 12,734.82

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Solution

The fourth proportional to 26,782.02, 40,173.93 and 12,734.82 is: 19,102.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,782.02 : 40,173.93 = 12,734.82 : x
  2. Step 2: Convert to fraction form
    26,782.02/40,173.93 = 12,734.82/x
  3. Step 3: Cross multiply
    26,782.02x = 40,173.93 × 12,734.82
  4. Step 4: Simplify right side
    26,782.02x = 511,607,767.24
  5. Step 5: Solve for x
    x = 511,607,767.24/26,782.02
  6. Step 6: Final answer
    x = 19,102.66

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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.