Home / 46,611.68-69,905.76-13,331.96

Finding the Fourth Proportional to 46,611.68, 69,905.76 and 13,331.96

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Solution

The fourth proportional to 46,611.68, 69,905.76 and 13,331.96 is: 19,994.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,611.68 : 69,905.76 = 13,331.96 : x
  2. Step 2: Convert to fraction form
    46,611.68/69,905.76 = 13,331.96/x
  3. Step 3: Cross multiply
    46,611.68x = 69,905.76 × 13,331.96
  4. Step 4: Simplify right side
    46,611.68x = 931,980,796.09
  5. Step 5: Solve for x
    x = 931,980,796.09/46,611.68
  6. Step 6: Final answer
    x = 19,994.58

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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.