Home / 14,328.24-19,775.64-9,019.44

Finding the Fourth Proportional to 14,328.24, 19,775.64 and 9,019.44

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Solution

The fourth proportional to 14,328.24, 19,775.64 and 9,019.44 is: 12,448.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,328.24 : 19,775.64 = 9,019.44 : x
  2. Step 2: Convert to fraction form
    14,328.24/19,775.64 = 9,019.44/x
  3. Step 3: Cross multiply
    14,328.24x = 19,775.64 × 9,019.44
  4. Step 4: Simplify right side
    14,328.24x = 178,365,198.44
  5. Step 5: Solve for x
    x = 178,365,198.44/14,328.24
  6. Step 6: Final answer
    x = 12,448.51

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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.