Home / 33,021.24-45,569.70-18,117.24

Finding the Fourth Proportional to 33,021.24, 45,569.70 and 18,117.24

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Solution

The fourth proportional to 33,021.24, 45,569.70 and 18,117.24 is: 25,002.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,021.24 : 45,569.70 = 18,117.24 : x
  2. Step 2: Convert to fraction form
    33,021.24/45,569.70 = 18,117.24/x
  3. Step 3: Cross multiply
    33,021.24x = 45,569.70 × 18,117.24
  4. Step 4: Simplify right side
    33,021.24x = 825,597,191.63
  5. Step 5: Solve for x
    x = 825,597,191.63/33,021.24
  6. Step 6: Final answer
    x = 25,002.00

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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.