Home / 35,770.01-49,364.84-20,665.43

Finding the Fourth Proportional to 35,770.01, 49,364.84 and 20,665.43

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Solution

The fourth proportional to 35,770.01, 49,364.84 and 20,665.43 is: 28,519.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,770.01 : 49,364.84 = 20,665.43 : x
  2. Step 2: Convert to fraction form
    35,770.01/49,364.84 = 20,665.43/x
  3. Step 3: Cross multiply
    35,770.01x = 49,364.84 × 20,665.43
  4. Step 4: Simplify right side
    35,770.01x = 1,020,145,635.44
  5. Step 5: Solve for x
    x = 1,020,145,635.44/35,770.01
  6. Step 6: Final answer
    x = 28,519.58

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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.