Home / 21,804.39-32,713.88-14,437.85

Finding the Fourth Proportional to 21,804.39, 32,713.88 and 14,437.85

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Solution

The fourth proportional to 21,804.39, 32,713.88 and 14,437.85 is: 21,661.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,804.39 : 32,713.88 = 14,437.85 : x
  2. Step 2: Convert to fraction form
    21,804.39/32,713.88 = 14,437.85/x
  3. Step 3: Cross multiply
    21,804.39x = 32,713.88 × 14,437.85
  4. Step 4: Simplify right side
    21,804.39x = 472,317,856.60
  5. Step 5: Solve for x
    x = 472,317,856.60/21,804.39
  6. Step 6: Final answer
    x = 21,661.59

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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.