Home / 38,848.44-53,607.06-21,848.70

Finding the Fourth Proportional to 38,848.44, 53,607.06 and 21,848.70

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Solution

The fourth proportional to 38,848.44, 53,607.06 and 21,848.70 is: 30,149.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,848.44 : 53,607.06 = 21,848.70 : x
  2. Step 2: Convert to fraction form
    38,848.44/53,607.06 = 21,848.70/x
  3. Step 3: Cross multiply
    38,848.44x = 53,607.06 × 21,848.70
  4. Step 4: Simplify right side
    38,848.44x = 1,171,244,571.82
  5. Step 5: Solve for x
    x = 1,171,244,571.82/38,848.44
  6. Step 6: Final answer
    x = 30,149.08

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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.