Home / 14,269.96-21,386.94-10,956.52

Finding the Fourth Proportional to 14,269.96, 21,386.94 and 10,956.52

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Solution

The fourth proportional to 14,269.96, 21,386.94 and 10,956.52 is: 16,420.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269.96 : 21,386.94 = 10,956.52 : x
  2. Step 2: Convert to fraction form
    14,269.96/21,386.94 = 10,956.52/x
  3. Step 3: Cross multiply
    14,269.96x = 21,386.94 × 10,956.52
  4. Step 4: Simplify right side
    14,269.96x = 234,326,435.85
  5. Step 5: Solve for x
    x = 234,326,435.85/14,269.96
  6. Step 6: Final answer
    x = 16,420.96

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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.