Home / 33,075.24-45,625.64-20,953.52

Finding the Fourth Proportional to 33,075.24, 45,625.64 and 20,953.52

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Solution

The fourth proportional to 33,075.24, 45,625.64 and 20,953.52 is: 28,904.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,075.24 : 45,625.64 = 20,953.52 : x
  2. Step 2: Convert to fraction form
    33,075.24/45,625.64 = 20,953.52/x
  3. Step 3: Cross multiply
    33,075.24x = 45,625.64 × 20,953.52
  4. Step 4: Simplify right side
    33,075.24x = 956,017,760.25
  5. Step 5: Solve for x
    x = 956,017,760.25/33,075.24
  6. Step 6: Final answer
    x = 28,904.33

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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.