Home / 17,788.14-26,682.12-12,501.36

Finding the Fourth Proportional to 17,788.14, 26,682.12 and 12,501.36

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Solution

The fourth proportional to 17,788.14, 26,682.12 and 12,501.36 is: 18,751.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,788.14 : 26,682.12 = 12,501.36 : x
  2. Step 2: Convert to fraction form
    17,788.14/26,682.12 = 12,501.36/x
  3. Step 3: Cross multiply
    17,788.14x = 26,682.12 × 12,501.36
  4. Step 4: Simplify right side
    17,788.14x = 333,562,787.68
  5. Step 5: Solve for x
    x = 333,562,787.68/17,788.14
  6. Step 6: Final answer
    x = 18,751.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.