Home / 27,613.09-41,421.00-7,894.55

Finding the Fourth Proportional to 27,613.09, 41,421.00 and 7,894.55

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Solution

The fourth proportional to 27,613.09, 41,421.00 and 7,894.55 is: 11,842.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,613.09 : 41,421.00 = 7,894.55 : x
  2. Step 2: Convert to fraction form
    27,613.09/41,421.00 = 7,894.55/x
  3. Step 3: Cross multiply
    27,613.09x = 41,421.00 × 7,894.55
  4. Step 4: Simplify right side
    27,613.09x = 327,000,288.71
  5. Step 5: Solve for x
    x = 327,000,288.71/27,613.09
  6. Step 6: Final answer
    x = 11,842.22

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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.