Home / 27,211.41-40,809.38-10,567.89

Finding the Fourth Proportional to 27,211.41, 40,809.38 and 10,567.89

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Solution

The fourth proportional to 27,211.41, 40,809.38 and 10,567.89 is: 15,848.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,211.41 : 40,809.38 = 10,567.89 : x
  2. Step 2: Convert to fraction form
    27,211.41/40,809.38 = 10,567.89/x
  3. Step 3: Cross multiply
    27,211.41x = 40,809.38 × 10,567.89
  4. Step 4: Simplify right side
    27,211.41x = 431,269,038.81
  5. Step 5: Solve for x
    x = 431,269,038.81/27,211.41
  6. Step 6: Final answer
    x = 15,848.83

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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.