Home / 19,340.67-26,683.83-11,272.49

Finding the Fourth Proportional to 19,340.67, 26,683.83 and 11,272.49

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Solution

The fourth proportional to 19,340.67, 26,683.83 and 11,272.49 is: 15,552.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,340.67 : 26,683.83 = 11,272.49 : x
  2. Step 2: Convert to fraction form
    19,340.67/26,683.83 = 11,272.49/x
  3. Step 3: Cross multiply
    19,340.67x = 26,683.83 × 11,272.49
  4. Step 4: Simplify right side
    19,340.67x = 300,793,206.84
  5. Step 5: Solve for x
    x = 300,793,206.84/19,340.67
  6. Step 6: Final answer
    x = 15,552.37

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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.