Home / 46,338.32-69,455.64-20,003.60

Finding the Fourth Proportional to 46,338.32, 69,455.64 and 20,003.60

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Solution

The fourth proportional to 46,338.32, 69,455.64 and 20,003.60 is: 29,983.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,338.32 : 69,455.64 = 20,003.60 : x
  2. Step 2: Convert to fraction form
    46,338.32/69,455.64 = 20,003.60/x
  3. Step 3: Cross multiply
    46,338.32x = 69,455.64 × 20,003.60
  4. Step 4: Simplify right side
    46,338.32x = 1,389,362,840.30
  5. Step 5: Solve for x
    x = 1,389,362,840.30/46,338.32
  6. Step 6: Final answer
    x = 29,983.02

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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.