Home / 27,409.41-41,110.70-7,689.50

Finding the Fourth Proportional to 27,409.41, 41,110.70 and 7,689.50

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Solution

The fourth proportional to 27,409.41, 41,110.70 and 7,689.50 is: 11,533.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,409.41 : 41,110.70 = 7,689.50 : x
  2. Step 2: Convert to fraction form
    27,409.41/41,110.70 = 7,689.50/x
  3. Step 3: Cross multiply
    27,409.41x = 41,110.70 × 7,689.50
  4. Step 4: Simplify right side
    27,409.41x = 316,120,689.20
  5. Step 5: Solve for x
    x = 316,120,689.20/27,409.41
  6. Step 6: Final answer
    x = 11,533.29

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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.