Home / 37,080.32-55,619.84-12,456.32

Finding the Fourth Proportional to 37,080.32, 55,619.84 and 12,456.32

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Solution

The fourth proportional to 37,080.32, 55,619.84 and 12,456.32 is: 18,684.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,080.32 : 55,619.84 = 12,456.32 : x
  2. Step 2: Convert to fraction form
    37,080.32/55,619.84 = 12,456.32/x
  3. Step 3: Cross multiply
    37,080.32x = 55,619.84 × 12,456.32
  4. Step 4: Simplify right side
    37,080.32x = 692,818,525.39
  5. Step 5: Solve for x
    x = 692,818,525.39/37,080.32
  6. Step 6: Final answer
    x = 18,684.27

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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.