Home / 37,712.88-56,575.44-12,754.45

Finding the Fourth Proportional to 37,712.88, 56,575.44 and 12,754.45

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Solution

The fourth proportional to 37,712.88, 56,575.44 and 12,754.45 is: 19,133.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,712.88 : 56,575.44 = 12,754.45 : x
  2. Step 2: Convert to fraction form
    37,712.88/56,575.44 = 12,754.45/x
  3. Step 3: Cross multiply
    37,712.88x = 56,575.44 × 12,754.45
  4. Step 4: Simplify right side
    37,712.88x = 721,588,620.71
  5. Step 5: Solve for x
    x = 721,588,620.71/37,712.88
  6. Step 6: Final answer
    x = 19,133.74

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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.