Home / 14,239.08-21,356.92-3,851.64

Finding the Fourth Proportional to 14,239.08, 21,356.92 and 3,851.64

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Solution

The fourth proportional to 14,239.08, 21,356.92 and 3,851.64 is: 5,777.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,239.08 : 21,356.92 = 3,851.64 : x
  2. Step 2: Convert to fraction form
    14,239.08/21,356.92 = 3,851.64/x
  3. Step 3: Cross multiply
    14,239.08x = 21,356.92 × 3,851.64
  4. Step 4: Simplify right side
    14,239.08x = 82,259,167.35
  5. Step 5: Solve for x
    x = 82,259,167.35/14,239.08
  6. Step 6: Final answer
    x = 5,777.00

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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.