Home / 18,363.70-25,341.45-10,708.37

Finding the Fourth Proportional to 18,363.70, 25,341.45 and 10,708.37

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Solution

The fourth proportional to 18,363.70, 25,341.45 and 10,708.37 is: 14,777.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,363.70 : 25,341.45 = 10,708.37 : x
  2. Step 2: Convert to fraction form
    18,363.70/25,341.45 = 10,708.37/x
  3. Step 3: Cross multiply
    18,363.70x = 25,341.45 × 10,708.37
  4. Step 4: Simplify right side
    18,363.70x = 271,365,586.35
  5. Step 5: Solve for x
    x = 271,365,586.35/18,363.70
  6. Step 6: Final answer
    x = 14,777.28

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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.