Home / 33,677.36-46,461.80-20,251.88

Finding the Fourth Proportional to 33,677.36, 46,461.80 and 20,251.88

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Solution

The fourth proportional to 33,677.36, 46,461.80 and 20,251.88 is: 27,939.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,677.36 : 46,461.80 = 20,251.88 : x
  2. Step 2: Convert to fraction form
    33,677.36/46,461.80 = 20,251.88/x
  3. Step 3: Cross multiply
    33,677.36x = 46,461.80 × 20,251.88
  4. Step 4: Simplify right side
    33,677.36x = 940,938,798.18
  5. Step 5: Solve for x
    x = 940,938,798.18/33,677.36
  6. Step 6: Final answer
    x = 27,939.80

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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.