Home / 48,858.28-73,290.48-13,800.64

Finding the Fourth Proportional to 48,858.28, 73,290.48 and 13,800.64

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Solution

The fourth proportional to 48,858.28, 73,290.48 and 13,800.64 is: 20,701.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,858.28 : 73,290.48 = 13,800.64 : x
  2. Step 2: Convert to fraction form
    48,858.28/73,290.48 = 13,800.64/x
  3. Step 3: Cross multiply
    48,858.28x = 73,290.48 × 13,800.64
  4. Step 4: Simplify right side
    48,858.28x = 1,011,455,529.91
  5. Step 5: Solve for x
    x = 1,011,455,529.91/48,858.28
  6. Step 6: Final answer
    x = 20,701.82

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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.