Home / 37,710.96-52,041.80-20,716.75

Finding the Fourth Proportional to 37,710.96, 52,041.80 and 20,716.75

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Solution

The fourth proportional to 37,710.96, 52,041.80 and 20,716.75 is: 28,589.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,710.96 : 52,041.80 = 20,716.75 : x
  2. Step 2: Convert to fraction form
    37,710.96/52,041.80 = 20,716.75/x
  3. Step 3: Cross multiply
    37,710.96x = 52,041.80 × 20,716.75
  4. Step 4: Simplify right side
    37,710.96x = 1,078,136,960.15
  5. Step 5: Solve for x
    x = 1,078,136,960.15/37,710.96
  6. Step 6: Final answer
    x = 28,589.49

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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.