Home / 14,645.62-21,903.63-13,012.66

Finding the Fourth Proportional to 14,645.62, 21,903.63 and 13,012.66

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Solution

The fourth proportional to 14,645.62, 21,903.63 and 13,012.66 is: 19,461.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,645.62 : 21,903.63 = 13,012.66 : x
  2. Step 2: Convert to fraction form
    14,645.62/21,903.63 = 13,012.66/x
  3. Step 3: Cross multiply
    14,645.62x = 21,903.63 × 13,012.66
  4. Step 4: Simplify right side
    14,645.62x = 285,024,489.96
  5. Step 5: Solve for x
    x = 285,024,489.96/14,645.62
  6. Step 6: Final answer
    x = 19,461.42

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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.