Home / 48,858.30-73,254.60-19,260.90

Finding the Fourth Proportional to 48,858.30, 73,254.60 and 19,260.90

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Solution

The fourth proportional to 48,858.30, 73,254.60 and 19,260.90 is: 28,878.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,858.30 : 73,254.60 = 19,260.90 : x
  2. Step 2: Convert to fraction form
    48,858.30/73,254.60 = 19,260.90/x
  3. Step 3: Cross multiply
    48,858.30x = 73,254.60 × 19,260.90
  4. Step 4: Simplify right side
    48,858.30x = 1,410,949,525.14
  5. Step 5: Solve for x
    x = 1,410,949,525.14/48,858.30
  6. Step 6: Final answer
    x = 28,878.40

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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.