Home / 14,558.18-21,788.06-12,097.80

Finding the Fourth Proportional to 14,558.18, 21,788.06 and 12,097.80

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Solution

The fourth proportional to 14,558.18, 21,788.06 and 12,097.80 is: 18,105.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,558.18 : 21,788.06 = 12,097.80 : x
  2. Step 2: Convert to fraction form
    14,558.18/21,788.06 = 12,097.80/x
  3. Step 3: Cross multiply
    14,558.18x = 21,788.06 × 12,097.80
  4. Step 4: Simplify right side
    14,558.18x = 263,587,531.78
  5. Step 5: Solve for x
    x = 263,587,531.78/14,558.18
  6. Step 6: Final answer
    x = 18,105.81

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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.