Home / 19,021.98-26,250.47-11,466.80

Finding the Fourth Proportional to 19,021.98, 26,250.47 and 11,466.80

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Solution

The fourth proportional to 19,021.98, 26,250.47 and 11,466.80 is: 15,824.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,021.98 : 26,250.47 = 11,466.80 : x
  2. Step 2: Convert to fraction form
    19,021.98/26,250.47 = 11,466.80/x
  3. Step 3: Cross multiply
    19,021.98x = 26,250.47 × 11,466.80
  4. Step 4: Simplify right side
    19,021.98x = 301,008,889.40
  5. Step 5: Solve for x
    x = 301,008,889.40/19,021.98
  6. Step 6: Final answer
    x = 15,824.27

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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.