Home / 48,855.20-73,347.60-39,005.60

Finding the Fourth Proportional to 48,855.20, 73,347.60 and 39,005.60

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Solution

The fourth proportional to 48,855.20, 73,347.60 and 39,005.60 is: 58,560.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,855.20 : 73,347.60 = 39,005.60 : x
  2. Step 2: Convert to fraction form
    48,855.20/73,347.60 = 39,005.60/x
  3. Step 3: Cross multiply
    48,855.20x = 73,347.60 × 39,005.60
  4. Step 4: Simplify right side
    48,855.20x = 2,860,967,146.56
  5. Step 5: Solve for x
    x = 2,860,967,146.56/48,855.20
  6. Step 6: Final answer
    x = 58,560.14

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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.