Home / 14,409.45-21,612.35-4,549.73

Finding the Fourth Proportional to 14,409.45, 21,612.35 and 4,549.73

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Solution

The fourth proportional to 14,409.45, 21,612.35 and 4,549.73 is: 6,824.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,409.45 : 21,612.35 = 4,549.73 : x
  2. Step 2: Convert to fraction form
    14,409.45/21,612.35 = 4,549.73/x
  3. Step 3: Cross multiply
    14,409.45x = 21,612.35 × 4,549.73
  4. Step 4: Simplify right side
    14,409.45x = 98,330,260.48
  5. Step 5: Solve for x
    x = 98,330,260.48/14,409.45
  6. Step 6: Final answer
    x = 6,824.01

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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.