Home / 16,899.57-25,349.63-5,809.05

Finding the Fourth Proportional to 16,899.57, 25,349.63 and 5,809.05

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Solution

The fourth proportional to 16,899.57, 25,349.63 and 5,809.05 is: 8,713.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,899.57 : 25,349.63 = 5,809.05 : x
  2. Step 2: Convert to fraction form
    16,899.57/25,349.63 = 5,809.05/x
  3. Step 3: Cross multiply
    16,899.57x = 25,349.63 × 5,809.05
  4. Step 4: Simplify right side
    16,899.57x = 147,257,239.11
  5. Step 5: Solve for x
    x = 147,257,239.11/16,899.57
  6. Step 6: Final answer
    x = 8,713.67

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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.