Home / 33,127.83-45,717.24-18,021.34

Finding the Fourth Proportional to 33,127.83, 45,717.24 and 18,021.34

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Solution

The fourth proportional to 33,127.83, 45,717.24 and 18,021.34 is: 24,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,127.83 : 45,717.24 = 18,021.34 : x
  2. Step 2: Convert to fraction form
    33,127.83/45,717.24 = 18,021.34/x
  3. Step 3: Cross multiply
    33,127.83x = 45,717.24 × 18,021.34
  4. Step 4: Simplify right side
    33,127.83x = 823,885,925.90
  5. Step 5: Solve for x
    x = 823,885,925.90/33,127.83
  6. Step 6: Final answer
    x = 24,869.90

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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.