Home / 37,716.53-52,048.59-20,720.40

Finding the Fourth Proportional to 37,716.53, 52,048.59 and 20,720.40

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Solution

The fourth proportional to 37,716.53, 52,048.59 and 20,720.40 is: 28,594.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,716.53 : 52,048.59 = 20,720.40 : x
  2. Step 2: Convert to fraction form
    37,716.53/52,048.59 = 20,720.40/x
  3. Step 3: Cross multiply
    37,716.53x = 52,048.59 × 20,720.40
  4. Step 4: Simplify right side
    37,716.53x = 1,078,467,734.36
  5. Step 5: Solve for x
    x = 1,078,467,734.36/37,716.53
  6. Step 6: Final answer
    x = 28,594.04

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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.