Home / 13,065.74-19,599.75-4,183.03

Finding the Fourth Proportional to 13,065.74, 19,599.75 and 4,183.03

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Solution

The fourth proportional to 13,065.74, 19,599.75 and 4,183.03 is: 6,274.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,065.74 : 19,599.75 = 4,183.03 : x
  2. Step 2: Convert to fraction form
    13,065.74/19,599.75 = 4,183.03/x
  3. Step 3: Cross multiply
    13,065.74x = 19,599.75 × 4,183.03
  4. Step 4: Simplify right side
    13,065.74x = 81,986,342.24
  5. Step 5: Solve for x
    x = 81,986,342.24/13,065.74
  6. Step 6: Final answer
    x = 6,274.91

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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.