Home / 18,583.51-25,645.27-10,625.90

Finding the Fourth Proportional to 18,583.51, 25,645.27 and 10,625.90

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Solution

The fourth proportional to 18,583.51, 25,645.27 and 10,625.90 is: 14,663.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,583.51 : 25,645.27 = 10,625.90 : x
  2. Step 2: Convert to fraction form
    18,583.51/25,645.27 = 10,625.90/x
  3. Step 3: Cross multiply
    18,583.51x = 25,645.27 × 10,625.90
  4. Step 4: Simplify right side
    18,583.51x = 272,504,112.04
  5. Step 5: Solve for x
    x = 272,504,112.04/18,583.51
  6. Step 6: Final answer
    x = 14,663.76

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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.