Home / 19,901.07-27,464.40-10,948.41

Finding the Fourth Proportional to 19,901.07, 27,464.40 and 10,948.41

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Solution

The fourth proportional to 19,901.07, 27,464.40 and 10,948.41 is: 15,109.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,901.07 : 27,464.40 = 10,948.41 : x
  2. Step 2: Convert to fraction form
    19,901.07/27,464.40 = 10,948.41/x
  3. Step 3: Cross multiply
    19,901.07x = 27,464.40 × 10,948.41
  4. Step 4: Simplify right side
    19,901.07x = 300,691,511.60
  5. Step 5: Solve for x
    x = 300,691,511.60/19,901.07
  6. Step 6: Final answer
    x = 15,109.31

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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.