Home / 39,764.41-59,674-16,390.84

Finding the Fourth Proportional to 39,764.41, 59,674 and 16,390.84

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Solution

The fourth proportional to 39,764.41, 59,674 and 16,390.84 is: 24,597.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,764.41 : 59,674 = 16,390.84 : x
  2. Step 2: Convert to fraction form
    39,764.41/59,674 = 16,390.84/x
  3. Step 3: Cross multiply
    39,764.41x = 59,674 × 16,390.84
  4. Step 4: Simplify right side
    39,764.41x = 978,106,986.16
  5. Step 5: Solve for x
    x = 978,106,986.16/39,764.41
  6. Step 6: Final answer
    x = 24,597.55

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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.