Home / 36,285.45-53,989.14-35,381.49

Finding the Fourth Proportional to 36,285.45, 53,989.14 and 35,381.49

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Solution

The fourth proportional to 36,285.45, 53,989.14 and 35,381.49 is: 52,644.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,285.45 : 53,989.14 = 35,381.49 : x
  2. Step 2: Convert to fraction form
    36,285.45/53,989.14 = 35,381.49/x
  3. Step 3: Cross multiply
    36,285.45x = 53,989.14 × 35,381.49
  4. Step 4: Simplify right side
    36,285.45x = 1,910,216,217.02
  5. Step 5: Solve for x
    x = 1,910,216,217.02/36,285.45
  6. Step 6: Final answer
    x = 52,644.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.