Home / 27,762.16-41,656.90-12,968.94

Finding the Fourth Proportional to 27,762.16, 41,656.90 and 12,968.94

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Solution

The fourth proportional to 27,762.16, 41,656.90 and 12,968.94 is: 19,459.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,762.16 : 41,656.90 = 12,968.94 : x
  2. Step 2: Convert to fraction form
    27,762.16/41,656.90 = 12,968.94/x
  3. Step 3: Cross multiply
    27,762.16x = 41,656.90 × 12,968.94
  4. Step 4: Simplify right side
    27,762.16x = 540,245,836.69
  5. Step 5: Solve for x
    x = 540,245,836.69/27,762.16
  6. Step 6: Final answer
    x = 19,459.79

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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.