Home / 33,146.48-45,731.83-18,803.94

Finding the Fourth Proportional to 33,146.48, 45,731.83 and 18,803.94

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Solution

The fourth proportional to 33,146.48, 45,731.83 and 18,803.94 is: 25,943.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,146.48 : 45,731.83 = 18,803.94 : x
  2. Step 2: Convert to fraction form
    33,146.48/45,731.83 = 18,803.94/x
  3. Step 3: Cross multiply
    33,146.48x = 45,731.83 × 18,803.94
  4. Step 4: Simplify right side
    33,146.48x = 859,938,587.41
  5. Step 5: Solve for x
    x = 859,938,587.41/33,146.48
  6. Step 6: Final answer
    x = 25,943.59

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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.