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Finding the Fourth Proportional to 34,675.96, 47,852.80 and 19,571.80

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Solution

The fourth proportional to 34,675.96, 47,852.80 and 19,571.80 is: 27,009.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,675.96 : 47,852.80 = 19,571.80 : x
  2. Step 2: Convert to fraction form
    34,675.96/47,852.80 = 19,571.80/x
  3. Step 3: Cross multiply
    34,675.96x = 47,852.80 × 19,571.80
  4. Step 4: Simplify right side
    34,675.96x = 936,565,431.04
  5. Step 5: Solve for x
    x = 936,565,431.04/34,675.96
  6. Step 6: Final answer
    x = 27,009.07

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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.