Home / 19,467.40-26,865.57-10,969.60

Finding the Fourth Proportional to 19,467.40, 26,865.57 and 10,969.60

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Solution

The fourth proportional to 19,467.40, 26,865.57 and 10,969.60 is: 15,138.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,467.40 : 26,865.57 = 10,969.60 : x
  2. Step 2: Convert to fraction form
    19,467.40/26,865.57 = 10,969.60/x
  3. Step 3: Cross multiply
    19,467.40x = 26,865.57 × 10,969.60
  4. Step 4: Simplify right side
    19,467.40x = 294,704,501.82
  5. Step 5: Solve for x
    x = 294,704,501.82/19,467.40
  6. Step 6: Final answer
    x = 15,138.36

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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.