Home / 14,348.92-21,484.68-8,099.60

Finding the Fourth Proportional to 14,348.92, 21,484.68 and 8,099.60

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Solution

The fourth proportional to 14,348.92, 21,484.68 and 8,099.60 is: 12,127.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,348.92 : 21,484.68 = 8,099.60 : x
  2. Step 2: Convert to fraction form
    14,348.92/21,484.68 = 8,099.60/x
  3. Step 3: Cross multiply
    14,348.92x = 21,484.68 × 8,099.60
  4. Step 4: Simplify right side
    14,348.92x = 174,017,314.13
  5. Step 5: Solve for x
    x = 174,017,314.13/14,348.92
  6. Step 6: Final answer
    x = 12,127.55

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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.