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Finding the Fourth Proportional to 33,957.36, 46,859.76 and 18,848.88

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Solution

The fourth proportional to 33,957.36, 46,859.76 and 18,848.88 is: 26,010.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,957.36 : 46,859.76 = 18,848.88 : x
  2. Step 2: Convert to fraction form
    33,957.36/46,859.76 = 18,848.88/x
  3. Step 3: Cross multiply
    33,957.36x = 46,859.76 × 18,848.88
  4. Step 4: Simplify right side
    33,957.36x = 883,253,993.07
  5. Step 5: Solve for x
    x = 883,253,993.07/33,957.36
  6. Step 6: Final answer
    x = 26,010.68

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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.