Home / 16,767.09-25,150.61-4,287.12

Finding the Fourth Proportional to 16,767.09, 25,150.61 and 4,287.12

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Solution

The fourth proportional to 16,767.09, 25,150.61 and 4,287.12 is: 6,430.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,767.09 : 25,150.61 = 4,287.12 : x
  2. Step 2: Convert to fraction form
    16,767.09/25,150.61 = 4,287.12/x
  3. Step 3: Cross multiply
    16,767.09x = 25,150.61 × 4,287.12
  4. Step 4: Simplify right side
    16,767.09x = 107,823,683.14
  5. Step 5: Solve for x
    x = 107,823,683.14/16,767.09
  6. Step 6: Final answer
    x = 6,430.67

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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.