Home / 45,669.15-68,513.31-19,373.31

Finding the Fourth Proportional to 45,669.15, 68,513.31 and 19,373.31

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Solution

The fourth proportional to 45,669.15, 68,513.31 and 19,373.31 is: 29,064.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,669.15 : 68,513.31 = 19,373.31 : x
  2. Step 2: Convert to fraction form
    45,669.15/68,513.31 = 19,373.31/x
  3. Step 3: Cross multiply
    45,669.15x = 68,513.31 × 19,373.31
  4. Step 4: Simplify right side
    45,669.15x = 1,327,329,593.76
  5. Step 5: Solve for x
    x = 1,327,329,593.76/45,669.15
  6. Step 6: Final answer
    x = 29,064.03

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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.