Home / 14,684.90-22,005.47-8,112.96

Finding the Fourth Proportional to 14,684.90, 22,005.47 and 8,112.96

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Solution

The fourth proportional to 14,684.90, 22,005.47 and 8,112.96 is: 12,157.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,684.90 : 22,005.47 = 8,112.96 : x
  2. Step 2: Convert to fraction form
    14,684.90/22,005.47 = 8,112.96/x
  3. Step 3: Cross multiply
    14,684.90x = 22,005.47 × 8,112.96
  4. Step 4: Simplify right side
    14,684.90x = 178,529,518.17
  5. Step 5: Solve for x
    x = 178,529,518.17/14,684.90
  6. Step 6: Final answer
    x = 12,157.36

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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.