Home / 40,947.87-61,421.84-11,365.74

Finding the Fourth Proportional to 40,947.87, 61,421.84 and 11,365.74

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Solution

The fourth proportional to 40,947.87, 61,421.84 and 11,365.74 is: 17,048.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,947.87 : 61,421.84 = 11,365.74 : x
  2. Step 2: Convert to fraction form
    40,947.87/61,421.84 = 11,365.74/x
  3. Step 3: Cross multiply
    40,947.87x = 61,421.84 × 11,365.74
  4. Step 4: Simplify right side
    40,947.87x = 698,104,425.63
  5. Step 5: Solve for x
    x = 698,104,425.63/40,947.87
  6. Step 6: Final answer
    x = 17,048.61

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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.