Home / 26,540.10-36,636.84-17,571.78

Finding the Fourth Proportional to 26,540.10, 36,636.84 and 17,571.78

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Solution

The fourth proportional to 26,540.10, 36,636.84 and 17,571.78 is: 24,256.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,540.10 : 36,636.84 = 17,571.78 : x
  2. Step 2: Convert to fraction form
    26,540.10/36,636.84 = 17,571.78/x
  3. Step 3: Cross multiply
    26,540.10x = 36,636.84 × 17,571.78
  4. Step 4: Simplify right side
    26,540.10x = 643,774,492.38
  5. Step 5: Solve for x
    x = 643,774,492.38/26,540.10
  6. Step 6: Final answer
    x = 24,256.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.