Home / 35,991.80-49,668.65-20,076.24

Finding the Fourth Proportional to 35,991.80, 49,668.65 and 20,076.24

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Solution

The fourth proportional to 35,991.80, 49,668.65 and 20,076.24 is: 27,705.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,991.80 : 49,668.65 = 20,076.24 : x
  2. Step 2: Convert to fraction form
    35,991.80/49,668.65 = 20,076.24/x
  3. Step 3: Cross multiply
    35,991.80x = 49,668.65 × 20,076.24
  4. Step 4: Simplify right side
    35,991.80x = 997,159,737.88
  5. Step 5: Solve for x
    x = 997,159,737.88/35,991.80
  6. Step 6: Final answer
    x = 27,705.20

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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.