Home / 21,633.60-32,450.40-14,246.40

Finding the Fourth Proportional to 21,633.60, 32,450.40 and 14,246.40

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Solution

The fourth proportional to 21,633.60, 32,450.40 and 14,246.40 is: 21,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,633.60 : 32,450.40 = 14,246.40 : x
  2. Step 2: Convert to fraction form
    21,633.60/32,450.40 = 14,246.40/x
  3. Step 3: Cross multiply
    21,633.60x = 32,450.40 × 14,246.40
  4. Step 4: Simplify right side
    21,633.60x = 462,301,378.56
  5. Step 5: Solve for x
    x = 462,301,378.56/21,633.60
  6. Step 6: Final answer
    x = 21,369.60

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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.