Home / 33,124.44-45,714.06-18,980.76

Finding the Fourth Proportional to 33,124.44, 45,714.06 and 18,980.76

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Solution

The fourth proportional to 33,124.44, 45,714.06 and 18,980.76 is: 26,194.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,124.44 : 45,714.06 = 18,980.76 : x
  2. Step 2: Convert to fraction form
    33,124.44/45,714.06 = 18,980.76/x
  3. Step 3: Cross multiply
    33,124.44x = 45,714.06 × 18,980.76
  4. Step 4: Simplify right side
    33,124.44x = 867,687,601.49
  5. Step 5: Solve for x
    x = 867,687,601.49/33,124.44
  6. Step 6: Final answer
    x = 26,194.79

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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.