Home / 35,141.06-48,495.82-20,033.45

Finding the Fourth Proportional to 35,141.06, 48,495.82 and 20,033.45

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Solution

The fourth proportional to 35,141.06, 48,495.82 and 20,033.45 is: 27,646.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,141.06 : 48,495.82 = 20,033.45 : x
  2. Step 2: Convert to fraction form
    35,141.06/48,495.82 = 20,033.45/x
  3. Step 3: Cross multiply
    35,141.06x = 48,495.82 × 20,033.45
  4. Step 4: Simplify right side
    35,141.06x = 971,538,342.70
  5. Step 5: Solve for x
    x = 971,538,342.70/35,141.06
  6. Step 6: Final answer
    x = 27,646.81

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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.