Home / 14,018.27-21,003.60-8,459.94

Finding the Fourth Proportional to 14,018.27, 21,003.60 and 8,459.94

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Solution

The fourth proportional to 14,018.27, 21,003.60 and 8,459.94 is: 12,675.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.27 : 21,003.60 = 8,459.94 : x
  2. Step 2: Convert to fraction form
    14,018.27/21,003.60 = 8,459.94/x
  3. Step 3: Cross multiply
    14,018.27x = 21,003.60 × 8,459.94
  4. Step 4: Simplify right side
    14,018.27x = 177,689,117.02
  5. Step 5: Solve for x
    x = 177,689,117.02/14,018.27
  6. Step 6: Final answer
    x = 12,675.54

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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.