Home / 46,154.89-69,186.33-19,507.60

Finding the Fourth Proportional to 46,154.89, 69,186.33 and 19,507.60

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Solution

The fourth proportional to 46,154.89, 69,186.33 and 19,507.60 is: 29,241.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,154.89 : 69,186.33 = 19,507.60 : x
  2. Step 2: Convert to fraction form
    46,154.89/69,186.33 = 19,507.60/x
  3. Step 3: Cross multiply
    46,154.89x = 69,186.33 × 19,507.60
  4. Step 4: Simplify right side
    46,154.89x = 1,349,659,251.11
  5. Step 5: Solve for x
    x = 1,349,659,251.11/46,154.89
  6. Step 6: Final answer
    x = 29,241.96

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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.