Home / 27,430.82-41,152.02-8,708.49

Finding the Fourth Proportional to 27,430.82, 41,152.02 and 8,708.49

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Solution

The fourth proportional to 27,430.82, 41,152.02 and 8,708.49 is: 13,064.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,430.82 : 41,152.02 = 8,708.49 : x
  2. Step 2: Convert to fraction form
    27,430.82/41,152.02 = 8,708.49/x
  3. Step 3: Cross multiply
    27,430.82x = 41,152.02 × 8,708.49
  4. Step 4: Simplify right side
    27,430.82x = 358,371,954.65
  5. Step 5: Solve for x
    x = 358,371,954.65/27,430.82
  6. Step 6: Final answer
    x = 13,064.58

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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.