Home / 37,611.08-56,419.40-12,651.03

Finding the Fourth Proportional to 37,611.08, 56,419.40 and 12,651.03

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Solution

The fourth proportional to 37,611.08, 56,419.40 and 12,651.03 is: 18,977.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,611.08 : 56,419.40 = 12,651.03 : x
  2. Step 2: Convert to fraction form
    37,611.08/56,419.40 = 12,651.03/x
  3. Step 3: Cross multiply
    37,611.08x = 56,419.40 × 12,651.03
  4. Step 4: Simplify right side
    37,611.08x = 713,763,341.56
  5. Step 5: Solve for x
    x = 713,763,341.56/37,611.08
  6. Step 6: Final answer
    x = 18,977.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.