Home / 26,559.63-39,786.01-12,308.13

Finding the Fourth Proportional to 26,559.63, 39,786.01 and 12,308.13

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Solution

The fourth proportional to 26,559.63, 39,786.01 and 12,308.13 is: 18,437.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,559.63 : 39,786.01 = 12,308.13 : x
  2. Step 2: Convert to fraction form
    26,559.63/39,786.01 = 12,308.13/x
  3. Step 3: Cross multiply
    26,559.63x = 39,786.01 × 12,308.13
  4. Step 4: Simplify right side
    26,559.63x = 489,691,383.26
  5. Step 5: Solve for x
    x = 489,691,383.26/26,559.63
  6. Step 6: Final answer
    x = 18,437.43

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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.