Home / 34,768.43-47,980.31-18,852.84

Finding the Fourth Proportional to 34,768.43, 47,980.31 and 18,852.84

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Solution

The fourth proportional to 34,768.43, 47,980.31 and 18,852.84 is: 26,016.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,768.43 : 47,980.31 = 18,852.84 : x
  2. Step 2: Convert to fraction form
    34,768.43/47,980.31 = 18,852.84/x
  3. Step 3: Cross multiply
    34,768.43x = 47,980.31 × 18,852.84
  4. Step 4: Simplify right side
    34,768.43x = 904,565,107.58
  5. Step 5: Solve for x
    x = 904,565,107.58/34,768.43
  6. Step 6: Final answer
    x = 26,016.85

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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.