Home / 53,846.20-80,855.70-36,393.40

Finding the Fourth Proportional to 53,846.20, 80,855.70 and 36,393.40

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Solution

The fourth proportional to 53,846.20, 80,855.70 and 36,393.40 is: 54,648.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,846.20 : 80,855.70 = 36,393.40 : x
  2. Step 2: Convert to fraction form
    53,846.20/80,855.70 = 36,393.40/x
  3. Step 3: Cross multiply
    53,846.20x = 80,855.70 × 36,393.40
  4. Step 4: Simplify right side
    53,846.20x = 2,942,613,832.38
  5. Step 5: Solve for x
    x = 2,942,613,832.38/53,846.20
  6. Step 6: Final answer
    x = 54,648.50

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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.