Home / 19,350.05-26,703.37-11,283.49

Finding the Fourth Proportional to 19,350.05, 26,703.37 and 11,283.49

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Solution

The fourth proportional to 19,350.05, 26,703.37 and 11,283.49 is: 15,571.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,350.05 : 26,703.37 = 11,283.49 : x
  2. Step 2: Convert to fraction form
    19,350.05/26,703.37 = 11,283.49/x
  3. Step 3: Cross multiply
    19,350.05x = 26,703.37 × 11,283.49
  4. Step 4: Simplify right side
    19,350.05x = 301,307,208.36
  5. Step 5: Solve for x
    x = 301,307,208.36/19,350.05
  6. Step 6: Final answer
    x = 15,571.39

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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.