Home / 37,780.14-56,670.31-18,054.21

Finding the Fourth Proportional to 37,780.14, 56,670.31 and 18,054.21

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Solution

The fourth proportional to 37,780.14, 56,670.31 and 18,054.21 is: 27,081.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,780.14 : 56,670.31 = 18,054.21 : x
  2. Step 2: Convert to fraction form
    37,780.14/56,670.31 = 18,054.21/x
  3. Step 3: Cross multiply
    37,780.14x = 56,670.31 × 18,054.21
  4. Step 4: Simplify right side
    37,780.14x = 1,023,137,677.51
  5. Step 5: Solve for x
    x = 1,023,137,677.51/37,780.14
  6. Step 6: Final answer
    x = 27,081.36

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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.