Home / 13,926.06-20,888.82-3,537.81

Finding the Fourth Proportional to 13,926.06, 20,888.82 and 3,537.81

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Solution

The fourth proportional to 13,926.06, 20,888.82 and 3,537.81 is: 5,306.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926.06 : 20,888.82 = 3,537.81 : x
  2. Step 2: Convert to fraction form
    13,926.06/20,888.82 = 3,537.81/x
  3. Step 3: Cross multiply
    13,926.06x = 20,888.82 × 3,537.81
  4. Step 4: Simplify right side
    13,926.06x = 73,900,676.28
  5. Step 5: Solve for x
    x = 73,900,676.28/13,926.06
  6. Step 6: Final answer
    x = 5,306.65

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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.