Home / 14,216.54-21,324.62-6,425.34

Finding the Fourth Proportional to 14,216.54, 21,324.62 and 6,425.34

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Solution

The fourth proportional to 14,216.54, 21,324.62 and 6,425.34 is: 9,637.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,216.54 : 21,324.62 = 6,425.34 : x
  2. Step 2: Convert to fraction form
    14,216.54/21,324.62 = 6,425.34/x
  3. Step 3: Cross multiply
    14,216.54x = 21,324.62 × 6,425.34
  4. Step 4: Simplify right side
    14,216.54x = 137,017,901.74
  5. Step 5: Solve for x
    x = 137,017,901.74/14,216.54
  6. Step 6: Final answer
    x = 9,637.93

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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.