Home / 17,047.40-23,511.78-13,058.60

Finding the Fourth Proportional to 17,047.40, 23,511.78 and 13,058.60

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Solution

The fourth proportional to 17,047.40, 23,511.78 and 13,058.60 is: 18,010.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,047.40 : 23,511.78 = 13,058.60 : x
  2. Step 2: Convert to fraction form
    17,047.40/23,511.78 = 13,058.60/x
  3. Step 3: Cross multiply
    17,047.40x = 23,511.78 × 13,058.60
  4. Step 4: Simplify right side
    17,047.40x = 307,030,930.31
  5. Step 5: Solve for x
    x = 307,030,930.31/17,047.40
  6. Step 6: Final answer
    x = 18,010.43

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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.