Home / 35,516.34-49,015.32-20,414.26

Finding the Fourth Proportional to 35,516.34, 49,015.32 and 20,414.26

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Solution

The fourth proportional to 35,516.34, 49,015.32 and 20,414.26 is: 28,173.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,516.34 : 49,015.32 = 20,414.26 : x
  2. Step 2: Convert to fraction form
    35,516.34/49,015.32 = 20,414.26/x
  3. Step 3: Cross multiply
    35,516.34x = 49,015.32 × 20,414.26
  4. Step 4: Simplify right side
    35,516.34x = 1,000,611,486.46
  5. Step 5: Solve for x
    x = 1,000,611,486.46/35,516.34
  6. Step 6: Final answer
    x = 28,173.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.