Home / 38,923.58-53,694.93-22,780.28

Finding the Fourth Proportional to 38,923.58, 53,694.93 and 22,780.28

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Solution

The fourth proportional to 38,923.58, 53,694.93 and 22,780.28 is: 31,425.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,923.58 : 53,694.93 = 22,780.28 : x
  2. Step 2: Convert to fraction form
    38,923.58/53,694.93 = 22,780.28/x
  3. Step 3: Cross multiply
    38,923.58x = 53,694.93 × 22,780.28
  4. Step 4: Simplify right side
    38,923.58x = 1,223,185,539.98
  5. Step 5: Solve for x
    x = 1,223,185,539.98/38,923.58
  6. Step 6: Final answer
    x = 31,425.31

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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.