Home / 35,135.67-48,485.98-20,033.19

Finding the Fourth Proportional to 35,135.67, 48,485.98 and 20,033.19

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Solution

The fourth proportional to 35,135.67, 48,485.98 and 20,033.19 is: 27,645.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,135.67 : 48,485.98 = 20,033.19 : x
  2. Step 2: Convert to fraction form
    35,135.67/48,485.98 = 20,033.19/x
  3. Step 3: Cross multiply
    35,135.67x = 48,485.98 × 20,033.19
  4. Step 4: Simplify right side
    35,135.67x = 971,328,749.51
  5. Step 5: Solve for x
    x = 971,328,749.51/35,135.67
  6. Step 6: Final answer
    x = 27,645.09

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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.