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Finding the Fourth Proportional to 16,798.08, 25,158.81 and 8,039.19

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Solution

The fourth proportional to 16,798.08, 25,158.81 and 8,039.19 is: 12,040.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,798.08 : 25,158.81 = 8,039.19 : x
  2. Step 2: Convert to fraction form
    16,798.08/25,158.81 = 8,039.19/x
  3. Step 3: Cross multiply
    16,798.08x = 25,158.81 × 8,039.19
  4. Step 4: Simplify right side
    16,798.08x = 202,256,453.76
  5. Step 5: Solve for x
    x = 202,256,453.76/16,798.08
  6. Step 6: Final answer
    x = 12,040.45

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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.