Home / 19,467.93-26,865.74-10,515.43

Finding the Fourth Proportional to 19,467.93, 26,865.74 and 10,515.43

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Solution

The fourth proportional to 19,467.93, 26,865.74 and 10,515.43 is: 14,511.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,467.93 : 26,865.74 = 10,515.43 : x
  2. Step 2: Convert to fraction form
    19,467.93/26,865.74 = 10,515.43/x
  3. Step 3: Cross multiply
    19,467.93x = 26,865.74 × 10,515.43
  4. Step 4: Simplify right side
    19,467.93x = 282,504,861.66
  5. Step 5: Solve for x
    x = 282,504,861.66/19,467.93
  6. Step 6: Final answer
    x = 14,511.29

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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.