Home / 19,533.48-26,954.26-10,918.05

Finding the Fourth Proportional to 19,533.48, 26,954.26 and 10,918.05

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Solution

The fourth proportional to 19,533.48, 26,954.26 and 10,918.05 is: 15,065.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,533.48 : 26,954.26 = 10,918.05 : x
  2. Step 2: Convert to fraction form
    19,533.48/26,954.26 = 10,918.05/x
  3. Step 3: Cross multiply
    19,533.48x = 26,954.26 × 10,918.05
  4. Step 4: Simplify right side
    19,533.48x = 294,287,958.39
  5. Step 5: Solve for x
    x = 294,287,958.39/19,533.48
  6. Step 6: Final answer
    x = 15,065.82

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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.