Home / 35,776.44-49,370.22-19,860.57

Finding the Fourth Proportional to 35,776.44, 49,370.22 and 19,860.57

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Solution

The fourth proportional to 35,776.44, 49,370.22 and 19,860.57 is: 27,406.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,776.44 : 49,370.22 = 19,860.57 : x
  2. Step 2: Convert to fraction form
    35,776.44/49,370.22 = 19,860.57/x
  3. Step 3: Cross multiply
    35,776.44x = 49,370.22 × 19,860.57
  4. Step 4: Simplify right side
    35,776.44x = 980,520,710.23
  5. Step 5: Solve for x
    x = 980,520,710.23/35,776.44
  6. Step 6: Final answer
    x = 27,406.88

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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.