Home / 55,021.62-75,852.27-39,100.26

Finding the Fourth Proportional to 55,021.62, 75,852.27 and 39,100.26

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Solution

The fourth proportional to 55,021.62, 75,852.27 and 39,100.26 is: 53,903.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,021.62 : 75,852.27 = 39,100.26 : x
  2. Step 2: Convert to fraction form
    55,021.62/75,852.27 = 39,100.26/x
  3. Step 3: Cross multiply
    55,021.62x = 75,852.27 × 39,100.26
  4. Step 4: Simplify right side
    55,021.62x = 2,965,843,478.59
  5. Step 5: Solve for x
    x = 2,965,843,478.59/55,021.62
  6. Step 6: Final answer
    x = 53,903.24

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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.