Home / 38,315.53-52,858.07-27,688.33

Finding the Fourth Proportional to 38,315.53, 52,858.07 and 27,688.33

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Solution

The fourth proportional to 38,315.53, 52,858.07 and 27,688.33 is: 38,197.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,315.53 : 52,858.07 = 27,688.33 : x
  2. Step 2: Convert to fraction form
    38,315.53/52,858.07 = 27,688.33/x
  3. Step 3: Cross multiply
    38,315.53x = 52,858.07 × 27,688.33
  4. Step 4: Simplify right side
    38,315.53x = 1,463,551,546.88
  5. Step 5: Solve for x
    x = 1,463,551,546.88/38,315.53
  6. Step 6: Final answer
    x = 38,197.35

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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.