Home / 21,811.14-32,736.15-14,890.50

Finding the Fourth Proportional to 21,811.14, 32,736.15 and 14,890.50

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Solution

The fourth proportional to 21,811.14, 32,736.15 and 14,890.50 is: 22,349.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,811.14 : 32,736.15 = 14,890.50 : x
  2. Step 2: Convert to fraction form
    21,811.14/32,736.15 = 14,890.50/x
  3. Step 3: Cross multiply
    21,811.14x = 32,736.15 × 14,890.50
  4. Step 4: Simplify right side
    21,811.14x = 487,457,641.58
  5. Step 5: Solve for x
    x = 487,457,641.58/21,811.14
  6. Step 6: Final answer
    x = 22,349.02

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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.