Home / 37,943.29-52,361.44-20,947.51

Finding the Fourth Proportional to 37,943.29, 52,361.44 and 20,947.51

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Solution

The fourth proportional to 37,943.29, 52,361.44 and 20,947.51 is: 28,907.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,943.29 : 52,361.44 = 20,947.51 : x
  2. Step 2: Convert to fraction form
    37,943.29/52,361.44 = 20,947.51/x
  3. Step 3: Cross multiply
    37,943.29x = 52,361.44 × 20,947.51
  4. Step 4: Simplify right side
    37,943.29x = 1,096,841,801.10
  5. Step 5: Solve for x
    x = 1,096,841,801.10/37,943.29
  6. Step 6: Final answer
    x = 28,907.40

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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.