Home / 13,502.49-20,262.78-4,737.48

Finding the Fourth Proportional to 13,502.49, 20,262.78 and 4,737.48

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Solution

The fourth proportional to 13,502.49, 20,262.78 and 4,737.48 is: 7,109.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,502.49 : 20,262.78 = 4,737.48 : x
  2. Step 2: Convert to fraction form
    13,502.49/20,262.78 = 4,737.48/x
  3. Step 3: Cross multiply
    13,502.49x = 20,262.78 × 4,737.48
  4. Step 4: Simplify right side
    13,502.49x = 95,994,514.99
  5. Step 5: Solve for x
    x = 95,994,514.99/13,502.49
  6. Step 6: Final answer
    x = 7,109.39

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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.