Home / 33,890.60-46,769.00-18,783.29

Finding the Fourth Proportional to 33,890.60, 46,769.00 and 18,783.29

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Solution

The fourth proportional to 33,890.60, 46,769.00 and 18,783.29 is: 25,920.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,890.60 : 46,769.00 = 18,783.29 : x
  2. Step 2: Convert to fraction form
    33,890.60/46,769.00 = 18,783.29/x
  3. Step 3: Cross multiply
    33,890.60x = 46,769.00 × 18,783.29
  4. Step 4: Simplify right side
    33,890.60x = 878,475,713.02
  5. Step 5: Solve for x
    x = 878,475,713.02/33,890.60
  6. Step 6: Final answer
    x = 25,920.92

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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.