Home / 26,807.38-40,215.20-8,084.95

Finding the Fourth Proportional to 26,807.38, 40,215.20 and 8,084.95

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Solution

The fourth proportional to 26,807.38, 40,215.20 and 8,084.95 is: 12,128.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,807.38 : 40,215.20 = 8,084.95 : x
  2. Step 2: Convert to fraction form
    26,807.38/40,215.20 = 8,084.95/x
  3. Step 3: Cross multiply
    26,807.38x = 40,215.20 × 8,084.95
  4. Step 4: Simplify right side
    26,807.38x = 325,137,740.28
  5. Step 5: Solve for x
    x = 325,137,740.28/26,807.38
  6. Step 6: Final answer
    x = 12,128.67

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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.