Home / 37,908.87-52,315.38-20,914.26

Finding the Fourth Proportional to 37,908.87, 52,315.38 and 20,914.26

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Solution

The fourth proportional to 37,908.87, 52,315.38 and 20,914.26 is: 28,862.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,908.87 : 52,315.38 = 20,914.26 : x
  2. Step 2: Convert to fraction form
    37,908.87/52,315.38 = 20,914.26/x
  3. Step 3: Cross multiply
    37,908.87x = 52,315.38 × 20,914.26
  4. Step 4: Simplify right side
    37,908.87x = 1,094,137,459.32
  5. Step 5: Solve for x
    x = 1,094,137,459.32/37,908.87
  6. Step 6: Final answer
    x = 28,862.31

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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.