Home / 17,457.58-26,165.56-12,163.93

Finding the Fourth Proportional to 17,457.58, 26,165.56 and 12,163.93

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Solution

The fourth proportional to 17,457.58, 26,165.56 and 12,163.93 is: 18,231.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,457.58 : 26,165.56 = 12,163.93 : x
  2. Step 2: Convert to fraction form
    17,457.58/26,165.56 = 12,163.93/x
  3. Step 3: Cross multiply
    17,457.58x = 26,165.56 × 12,163.93
  4. Step 4: Simplify right side
    17,457.58x = 318,275,848.60
  5. Step 5: Solve for x
    x = 318,275,848.60/17,457.58
  6. Step 6: Final answer
    x = 18,231.39

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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.