Home / 27,374.22-37,776.24-15,437.66

Finding the Fourth Proportional to 27,374.22, 37,776.24 and 15,437.66

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Solution

The fourth proportional to 27,374.22, 37,776.24 and 15,437.66 is: 21,303.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,374.22 : 37,776.24 = 15,437.66 : x
  2. Step 2: Convert to fraction form
    27,374.22/37,776.24 = 15,437.66/x
  3. Step 3: Cross multiply
    27,374.22x = 37,776.24 × 15,437.66
  4. Step 4: Simplify right side
    27,374.22x = 583,176,560.32
  5. Step 5: Solve for x
    x = 583,176,560.32/27,374.22
  6. Step 6: Final answer
    x = 21,303.86

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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.