Home / 32,909.73-49,319.87-13,918.59

Finding the Fourth Proportional to 32,909.73, 49,319.87 and 13,918.59

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Solution

The fourth proportional to 32,909.73, 49,319.87 and 13,918.59 is: 20,858.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,909.73 : 49,319.87 = 13,918.59 : x
  2. Step 2: Convert to fraction form
    32,909.73/49,319.87 = 13,918.59/x
  3. Step 3: Cross multiply
    32,909.73x = 49,319.87 × 13,918.59
  4. Step 4: Simplify right side
    32,909.73x = 686,462,733.19
  5. Step 5: Solve for x
    x = 686,462,733.19/32,909.73
  6. Step 6: Final answer
    x = 20,858.96

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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.