Home / 35,744.82-49,334.88-20,647.26

Finding the Fourth Proportional to 35,744.82, 49,334.88 and 20,647.26

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Solution

The fourth proportional to 35,744.82, 49,334.88 and 20,647.26 is: 28,497.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,744.82 : 49,334.88 = 20,647.26 : x
  2. Step 2: Convert to fraction form
    35,744.82/49,334.88 = 20,647.26/x
  3. Step 3: Cross multiply
    35,744.82x = 49,334.88 × 20,647.26
  4. Step 4: Simplify right side
    35,744.82x = 1,018,630,094.43
  5. Step 5: Solve for x
    x = 1,018,630,094.43/35,744.82
  6. Step 6: Final answer
    x = 28,497.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.