Home / 14,269.38-21,411.42-6,374.31

Finding the Fourth Proportional to 14,269.38, 21,411.42 and 6,374.31

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Solution

The fourth proportional to 14,269.38, 21,411.42 and 6,374.31 is: 9,564.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269.38 : 21,411.42 = 6,374.31 : x
  2. Step 2: Convert to fraction form
    14,269.38/21,411.42 = 6,374.31/x
  3. Step 3: Cross multiply
    14,269.38x = 21,411.42 × 6,374.31
  4. Step 4: Simplify right side
    14,269.38x = 136,483,028.62
  5. Step 5: Solve for x
    x = 136,483,028.62/14,269.38
  6. Step 6: Final answer
    x = 9,564.75

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1.5x scale

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.