Home / 46,538.28-69,808.73-16,978.19

Finding the Fourth Proportional to 46,538.28, 69,808.73 and 16,978.19

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Solution

The fourth proportional to 46,538.28, 69,808.73 and 16,978.19 is: 25,467.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,538.28 : 69,808.73 = 16,978.19 : x
  2. Step 2: Convert to fraction form
    46,538.28/69,808.73 = 16,978.19/x
  3. Step 3: Cross multiply
    46,538.28x = 69,808.73 × 16,978.19
  4. Step 4: Simplify right side
    46,538.28x = 1,185,225,447.66
  5. Step 5: Solve for x
    x = 1,185,225,447.66/46,538.28
  6. Step 6: Final answer
    x = 25,467.75

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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.