Home / 35,711.82-53,571.28-13,228.51

Finding the Fourth Proportional to 35,711.82, 53,571.28 and 13,228.51

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Solution

The fourth proportional to 35,711.82, 53,571.28 and 13,228.51 is: 19,844.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,711.82 : 53,571.28 = 13,228.51 : x
  2. Step 2: Convert to fraction form
    35,711.82/53,571.28 = 13,228.51/x
  3. Step 3: Cross multiply
    35,711.82x = 53,571.28 × 13,228.51
  4. Step 4: Simplify right side
    35,711.82x = 708,668,213.19
  5. Step 5: Solve for x
    x = 708,668,213.19/35,711.82
  6. Step 6: Final answer
    x = 19,844.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.