Home / 12,967.36-19,450.40-4,647.24

Finding the Fourth Proportional to 12,967.36, 19,450.40 and 4,647.24

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Solution

The fourth proportional to 12,967.36, 19,450.40 and 4,647.24 is: 6,970.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,967.36 : 19,450.40 = 4,647.24 : x
  2. Step 2: Convert to fraction form
    12,967.36/19,450.40 = 4,647.24/x
  3. Step 3: Cross multiply
    12,967.36x = 19,450.40 × 4,647.24
  4. Step 4: Simplify right side
    12,967.36x = 90,390,653.66
  5. Step 5: Solve for x
    x = 90,390,653.66/12,967.36
  6. Step 6: Final answer
    x = 6,970.63

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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.