Home / 14,423.94-21,648.15-5,664.96

Finding the Fourth Proportional to 14,423.94, 21,648.15 and 5,664.96

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Solution

The fourth proportional to 14,423.94, 21,648.15 and 5,664.96 is: 8,502.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,423.94 : 21,648.15 = 5,664.96 : x
  2. Step 2: Convert to fraction form
    14,423.94/21,648.15 = 5,664.96/x
  3. Step 3: Cross multiply
    14,423.94x = 21,648.15 × 5,664.96
  4. Step 4: Simplify right side
    14,423.94x = 122,635,903.82
  5. Step 5: Solve for x
    x = 122,635,903.82/14,423.94
  6. Step 6: Final answer
    x = 8,502.25

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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.