Home / 35,111.80-52,667.70-30,734.20

Finding the Fourth Proportional to 35,111.80, 52,667.70 and 30,734.20

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Solution

The fourth proportional to 35,111.80, 52,667.70 and 30,734.20 is: 46,101.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,111.80 : 52,667.70 = 30,734.20 : x
  2. Step 2: Convert to fraction form
    35,111.80/52,667.70 = 30,734.20/x
  3. Step 3: Cross multiply
    35,111.80x = 52,667.70 × 30,734.20
  4. Step 4: Simplify right side
    35,111.80x = 1,618,699,625.34
  5. Step 5: Solve for x
    x = 1,618,699,625.34/35,111.80
  6. Step 6: Final answer
    x = 46,101.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.