Home / 35,991.30-49,667.96-20,075.74

Finding the Fourth Proportional to 35,991.30, 49,667.96 and 20,075.74

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Solution

The fourth proportional to 35,991.30, 49,667.96 and 20,075.74 is: 27,704.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,991.30 : 49,667.96 = 20,075.74 : x
  2. Step 2: Convert to fraction form
    35,991.30/49,667.96 = 20,075.74/x
  3. Step 3: Cross multiply
    35,991.30x = 49,667.96 × 20,075.74
  4. Step 4: Simplify right side
    35,991.30x = 997,121,051.29
  5. Step 5: Solve for x
    x = 997,121,051.29/35,991.30
  6. Step 6: Final answer
    x = 27,704.51

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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.