Home / 13,036.85-19,555.87-3,802.85

Finding the Fourth Proportional to 13,036.85, 19,555.87 and 3,802.85

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Solution

The fourth proportional to 13,036.85, 19,555.87 and 3,802.85 is: 5,704.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036.85 : 19,555.87 = 3,802.85 : x
  2. Step 2: Convert to fraction form
    13,036.85/19,555.87 = 3,802.85/x
  3. Step 3: Cross multiply
    13,036.85x = 19,555.87 × 3,802.85
  4. Step 4: Simplify right side
    13,036.85x = 74,367,951.96
  5. Step 5: Solve for x
    x = 74,367,951.96/13,036.85
  6. Step 6: Final answer
    x = 5,704.44

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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.