Home / 38,039.51-52,496.07-21,043.46

Finding the Fourth Proportional to 38,039.51, 52,496.07 and 21,043.46

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Solution

The fourth proportional to 38,039.51, 52,496.07 and 21,043.46 is: 29,040.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,039.51 : 52,496.07 = 21,043.46 : x
  2. Step 2: Convert to fraction form
    38,039.51/52,496.07 = 21,043.46/x
  3. Step 3: Cross multiply
    38,039.51x = 52,496.07 × 21,043.46
  4. Step 4: Simplify right side
    38,039.51x = 1,104,698,949.20
  5. Step 5: Solve for x
    x = 1,104,698,949.20/38,039.51
  6. Step 6: Final answer
    x = 29,040.83

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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.