Home / 26,960.80-40,439.82-10,328.80

Finding the Fourth Proportional to 26,960.80, 40,439.82 and 10,328.80

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Solution

The fourth proportional to 26,960.80, 40,439.82 and 10,328.80 is: 15,492.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,960.80 : 40,439.82 = 10,328.80 : x
  2. Step 2: Convert to fraction form
    26,960.80/40,439.82 = 10,328.80/x
  3. Step 3: Cross multiply
    26,960.80x = 40,439.82 × 10,328.80
  4. Step 4: Simplify right side
    26,960.80x = 417,694,812.82
  5. Step 5: Solve for x
    x = 417,694,812.82/26,960.80
  6. Step 6: Final answer
    x = 15,492.67

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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.