Home / 14,205.40-19,598.31-8,233.78

Finding the Fourth Proportional to 14,205.40, 19,598.31 and 8,233.78

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Solution

The fourth proportional to 14,205.40, 19,598.31 and 8,233.78 is: 11,359.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205.40 : 19,598.31 = 8,233.78 : x
  2. Step 2: Convert to fraction form
    14,205.40/19,598.31 = 8,233.78/x
  3. Step 3: Cross multiply
    14,205.40x = 19,598.31 × 8,233.78
  4. Step 4: Simplify right side
    14,205.40x = 161,368,172.91
  5. Step 5: Solve for x
    x = 161,368,172.91/14,205.40
  6. Step 6: Final answer
    x = 11,359.64

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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.