Home / 26,938.34-40,388.75-11,937.32

Finding the Fourth Proportional to 26,938.34, 40,388.75 and 11,937.32

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Solution

The fourth proportional to 26,938.34, 40,388.75 and 11,937.32 is: 17,897.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,938.34 : 40,388.75 = 11,937.32 : x
  2. Step 2: Convert to fraction form
    26,938.34/40,388.75 = 11,937.32/x
  3. Step 3: Cross multiply
    26,938.34x = 40,388.75 × 11,937.32
  4. Step 4: Simplify right side
    26,938.34x = 482,133,433.15
  5. Step 5: Solve for x
    x = 482,133,433.15/26,938.34
  6. Step 6: Final answer
    x = 17,897.67

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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.