Home / 19,194.66-28,804.29-13,254.22

Finding the Fourth Proportional to 19,194.66, 28,804.29 and 13,254.22

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Solution

The fourth proportional to 19,194.66, 28,804.29 and 13,254.22 is: 19,889.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,194.66 : 28,804.29 = 13,254.22 : x
  2. Step 2: Convert to fraction form
    19,194.66/28,804.29 = 13,254.22/x
  3. Step 3: Cross multiply
    19,194.66x = 28,804.29 × 13,254.22
  4. Step 4: Simplify right side
    19,194.66x = 381,778,396.60
  5. Step 5: Solve for x
    x = 381,778,396.60/19,194.66
  6. Step 6: Final answer
    x = 19,889.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.