Home / 33,020.92-45,579-18,883.18

Finding the Fourth Proportional to 33,020.92, 45,579 and 18,883.18

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Solution

The fourth proportional to 33,020.92, 45,579 and 18,883.18 is: 26,064.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,020.92 : 45,579 = 18,883.18 : x
  2. Step 2: Convert to fraction form
    33,020.92/45,579 = 18,883.18/x
  3. Step 3: Cross multiply
    33,020.92x = 45,579 × 18,883.18
  4. Step 4: Simplify right side
    33,020.92x = 860,676,461.22
  5. Step 5: Solve for x
    x = 860,676,461.22/33,020.92
  6. Step 6: Final answer
    x = 26,064.58

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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.