Home / 27,636.89-41,440.64-10,988.34

Finding the Fourth Proportional to 27,636.89, 41,440.64 and 10,988.34

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Solution

The fourth proportional to 27,636.89, 41,440.64 and 10,988.34 is: 16,476.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,636.89 : 41,440.64 = 10,988.34 : x
  2. Step 2: Convert to fraction form
    27,636.89/41,440.64 = 10,988.34/x
  3. Step 3: Cross multiply
    27,636.89x = 41,440.64 × 10,988.34
  4. Step 4: Simplify right side
    27,636.89x = 455,363,787.20
  5. Step 5: Solve for x
    x = 455,363,787.20/27,636.89
  6. Step 6: Final answer
    x = 16,476.67

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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.