Home / 33,125.79-45,714.21-18,018.81

Finding the Fourth Proportional to 33,125.79, 45,714.21 and 18,018.81

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Solution

The fourth proportional to 33,125.79, 45,714.21 and 18,018.81 is: 24,866.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,125.79 : 45,714.21 = 18,018.81 : x
  2. Step 2: Convert to fraction form
    33,125.79/45,714.21 = 18,018.81/x
  3. Step 3: Cross multiply
    33,125.79x = 45,714.21 × 18,018.81
  4. Step 4: Simplify right side
    33,125.79x = 823,715,664.29
  5. Step 5: Solve for x
    x = 823,715,664.29/33,125.79
  6. Step 6: Final answer
    x = 24,866.29

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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.