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Finding the Fourth Proportional to 36,570.79, 50,467.41 and 19,803.79

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Solution

The fourth proportional to 36,570.79, 50,467.41 and 19,803.79 is: 27,329.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,570.79 : 50,467.41 = 19,803.79 : x
  2. Step 2: Convert to fraction form
    36,570.79/50,467.41 = 19,803.79/x
  3. Step 3: Cross multiply
    36,570.79x = 50,467.41 × 19,803.79
  4. Step 4: Simplify right side
    36,570.79x = 999,445,989.48
  5. Step 5: Solve for x
    x = 999,445,989.48/36,570.79
  6. Step 6: Final answer
    x = 27,329.08

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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.