Home / 19,014.22-26,243.04-10,947.34

Finding the Fourth Proportional to 19,014.22, 26,243.04 and 10,947.34

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Solution

The fourth proportional to 19,014.22, 26,243.04 and 10,947.34 is: 15,109.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,014.22 : 26,243.04 = 10,947.34 : x
  2. Step 2: Convert to fraction form
    19,014.22/26,243.04 = 10,947.34/x
  3. Step 3: Cross multiply
    19,014.22x = 26,243.04 × 10,947.34
  4. Step 4: Simplify right side
    19,014.22x = 287,291,481.51
  5. Step 5: Solve for x
    x = 287,291,481.51/19,014.22
  6. Step 6: Final answer
    x = 15,109.30

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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.