Home / 35,954.04-49,615.20-20,037.72

Finding the Fourth Proportional to 35,954.04, 49,615.20 and 20,037.72

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Solution

The fourth proportional to 35,954.04, 49,615.20 and 20,037.72 is: 27,651.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,954.04 : 49,615.20 = 20,037.72 : x
  2. Step 2: Convert to fraction form
    35,954.04/49,615.20 = 20,037.72/x
  3. Step 3: Cross multiply
    35,954.04x = 49,615.20 × 20,037.72
  4. Step 4: Simplify right side
    35,954.04x = 994,175,485.34
  5. Step 5: Solve for x
    x = 994,175,485.34/35,954.04
  6. Step 6: Final answer
    x = 27,651.29

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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.