Home / 14,450.60-21,675.60-6,659.42

Finding the Fourth Proportional to 14,450.60, 21,675.60 and 6,659.42

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Solution

The fourth proportional to 14,450.60, 21,675.60 and 6,659.42 is: 9,988.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,450.60 : 21,675.60 = 6,659.42 : x
  2. Step 2: Convert to fraction form
    14,450.60/21,675.60 = 6,659.42/x
  3. Step 3: Cross multiply
    14,450.60x = 21,675.60 × 6,659.42
  4. Step 4: Simplify right side
    14,450.60x = 144,346,782.48
  5. Step 5: Solve for x
    x = 144,346,782.48/14,450.60
  6. Step 6: Final answer
    x = 9,988.98

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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.