Home / 19,464.49-26,859.38-10,963.90

Finding the Fourth Proportional to 19,464.49, 26,859.38 and 10,963.90

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Solution

The fourth proportional to 19,464.49, 26,859.38 and 10,963.90 is: 15,129.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,464.49 : 26,859.38 = 10,963.90 : x
  2. Step 2: Convert to fraction form
    19,464.49/26,859.38 = 10,963.90/x
  3. Step 3: Cross multiply
    19,464.49x = 26,859.38 × 10,963.90
  4. Step 4: Simplify right side
    19,464.49x = 294,483,556.38
  5. Step 5: Solve for x
    x = 294,483,556.38/19,464.49
  6. Step 6: Final answer
    x = 15,129.27

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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.