Home / 26,830.15-40,236.11-9,295.88

Finding the Fourth Proportional to 26,830.15, 40,236.11 and 9,295.88

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Solution

The fourth proportional to 26,830.15, 40,236.11 and 9,295.88 is: 13,940.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,830.15 : 40,236.11 = 9,295.88 : x
  2. Step 2: Convert to fraction form
    26,830.15/40,236.11 = 9,295.88/x
  3. Step 3: Cross multiply
    26,830.15x = 40,236.11 × 9,295.88
  4. Step 4: Simplify right side
    26,830.15x = 374,030,139.20
  5. Step 5: Solve for x
    x = 374,030,139.20/26,830.15
  6. Step 6: Final answer
    x = 13,940.67

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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.