Home / 18,477.31-25,498.57-10,093.75

Finding the Fourth Proportional to 18,477.31, 25,498.57 and 10,093.75

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Solution

The fourth proportional to 18,477.31, 25,498.57 and 10,093.75 is: 13,929.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,477.31 : 25,498.57 = 10,093.75 : x
  2. Step 2: Convert to fraction form
    18,477.31/25,498.57 = 10,093.75/x
  3. Step 3: Cross multiply
    18,477.31x = 25,498.57 × 10,093.75
  4. Step 4: Simplify right side
    18,477.31x = 257,376,190.94
  5. Step 5: Solve for x
    x = 257,376,190.94/18,477.31
  6. Step 6: Final answer
    x = 13,929.31

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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.