Home / 23,705.16-35,577.18-12,021.72

Finding the Fourth Proportional to 23,705.16, 35,577.18 and 12,021.72

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Solution

The fourth proportional to 23,705.16, 35,577.18 and 12,021.72 is: 18,042.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,705.16 : 35,577.18 = 12,021.72 : x
  2. Step 2: Convert to fraction form
    23,705.16/35,577.18 = 12,021.72/x
  3. Step 3: Cross multiply
    23,705.16x = 35,577.18 × 12,021.72
  4. Step 4: Simplify right side
    23,705.16x = 427,698,896.35
  5. Step 5: Solve for x
    x = 427,698,896.35/23,705.16
  6. Step 6: Final answer
    x = 18,042.44

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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.