Home / 14,095.20-21,099.60-8,234.40

Finding the Fourth Proportional to 14,095.20, 21,099.60 and 8,234.40

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Solution

The fourth proportional to 14,095.20, 21,099.60 and 8,234.40 is: 12,326.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,095.20 : 21,099.60 = 8,234.40 : x
  2. Step 2: Convert to fraction form
    14,095.20/21,099.60 = 8,234.40/x
  3. Step 3: Cross multiply
    14,095.20x = 21,099.60 × 8,234.40
  4. Step 4: Simplify right side
    14,095.20x = 173,742,546.24
  5. Step 5: Solve for x
    x = 173,742,546.24/14,095.20
  6. Step 6: Final answer
    x = 12,326.36

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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.