Home / 14,409.60-21,623.58-13,327.44

Finding the Fourth Proportional to 14,409.60, 21,623.58 and 13,327.44

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Solution

The fourth proportional to 14,409.60, 21,623.58 and 13,327.44 is: 19,999.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,409.60 : 21,623.58 = 13,327.44 : x
  2. Step 2: Convert to fraction form
    14,409.60/21,623.58 = 13,327.44/x
  3. Step 3: Cross multiply
    14,409.60x = 21,623.58 × 13,327.44
  4. Step 4: Simplify right side
    14,409.60x = 288,186,965.04
  5. Step 5: Solve for x
    x = 288,186,965.04/14,409.60
  6. Step 6: Final answer
    x = 19,999.65

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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.