Home / 48,858.12-73,289.34-13,800.51

Finding the Fourth Proportional to 48,858.12, 73,289.34 and 13,800.51

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Solution

The fourth proportional to 48,858.12, 73,289.34 and 13,800.51 is: 20,701.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,858.12 : 73,289.34 = 13,800.51 : x
  2. Step 2: Convert to fraction form
    48,858.12/73,289.34 = 13,800.51/x
  3. Step 3: Cross multiply
    48,858.12x = 73,289.34 × 13,800.51
  4. Step 4: Simplify right side
    48,858.12x = 1,011,430,269.56
  5. Step 5: Solve for x
    x = 1,011,430,269.56/48,858.12
  6. Step 6: Final answer
    x = 20,701.38

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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.