Home / 17,388.45-26,057.70-10,810.80

Finding the Fourth Proportional to 17,388.45, 26,057.70 and 10,810.80

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Solution

The fourth proportional to 17,388.45, 26,057.70 and 10,810.80 is: 16,200.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,388.45 : 26,057.70 = 10,810.80 : x
  2. Step 2: Convert to fraction form
    17,388.45/26,057.70 = 10,810.80/x
  3. Step 3: Cross multiply
    17,388.45x = 26,057.70 × 10,810.80
  4. Step 4: Simplify right side
    17,388.45x = 281,704,583.16
  5. Step 5: Solve for x
    x = 281,704,583.16/17,388.45
  6. Step 6: Final answer
    x = 16,200.67

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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.