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Finding the Fourth Proportional to 36,228.80, 49,064.40 and 36,228.80

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Solution

The fourth proportional to 36,228.80, 49,064.40 and 36,228.80 is: 49,064.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,228.80 : 49,064.40 = 36,228.80 : x
  2. Step 2: Convert to fraction form
    36,228.80/49,064.40 = 36,228.80/x
  3. Step 3: Cross multiply
    36,228.80x = 49,064.40 × 36,228.80
  4. Step 4: Simplify right side
    36,228.80x = 1,777,544,334.72
  5. Step 5: Solve for x
    x = 1,777,544,334.72/36,228.80
  6. Step 6: Final answer
    x = 49,064.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.