Home / 14,022.53-19,346.22-8,989.52

Finding the Fourth Proportional to 14,022.53, 19,346.22 and 8,989.52

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Solution

The fourth proportional to 14,022.53, 19,346.22 and 8,989.52 is: 12,402.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022.53 : 19,346.22 = 8,989.52 : x
  2. Step 2: Convert to fraction form
    14,022.53/19,346.22 = 8,989.52/x
  3. Step 3: Cross multiply
    14,022.53x = 19,346.22 × 8,989.52
  4. Step 4: Simplify right side
    14,022.53x = 173,913,279.98
  5. Step 5: Solve for x
    x = 173,913,279.98/14,022.53
  6. Step 6: Final answer
    x = 12,402.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.