Home / 35,777.13-49,371.96-20,463.57

Finding the Fourth Proportional to 35,777.13, 49,371.96 and 20,463.57

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Solution

The fourth proportional to 35,777.13, 49,371.96 and 20,463.57 is: 28,239.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,777.13 : 49,371.96 = 20,463.57 : x
  2. Step 2: Convert to fraction form
    35,777.13/49,371.96 = 20,463.57/x
  3. Step 3: Cross multiply
    35,777.13x = 49,371.96 × 20,463.57
  4. Step 4: Simplify right side
    35,777.13x = 1,010,326,636.24
  5. Step 5: Solve for x
    x = 1,010,326,636.24/35,777.13
  6. Step 6: Final answer
    x = 28,239.46

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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.