Home / 13,804.01-19,046.90-8,769.05

Finding the Fourth Proportional to 13,804.01, 19,046.90 and 8,769.05

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Solution

The fourth proportional to 13,804.01, 19,046.90 and 8,769.05 is: 12,099.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,804.01 : 19,046.90 = 8,769.05 : x
  2. Step 2: Convert to fraction form
    13,804.01/19,046.90 = 8,769.05/x
  3. Step 3: Cross multiply
    13,804.01x = 19,046.90 × 8,769.05
  4. Step 4: Simplify right side
    13,804.01x = 167,023,079.37
  5. Step 5: Solve for x
    x = 167,023,079.37/13,804.01
  6. Step 6: Final answer
    x = 12,099.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.