Home / 12,704.45-19,053.23-5,307.36

Finding the Fourth Proportional to 12,704.45, 19,053.23 and 5,307.36

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Solution

The fourth proportional to 12,704.45, 19,053.23 and 5,307.36 is: 7,959.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,704.45 : 19,053.23 = 5,307.36 : x
  2. Step 2: Convert to fraction form
    12,704.45/19,053.23 = 5,307.36/x
  3. Step 3: Cross multiply
    12,704.45x = 19,053.23 × 5,307.36
  4. Step 4: Simplify right side
    12,704.45x = 101,122,252.79
  5. Step 5: Solve for x
    x = 101,122,252.79/12,704.45
  6. Step 6: Final answer
    x = 7,959.60

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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.