Home / 35,113.45-52,686-19,107.85

Finding the Fourth Proportional to 35,113.45, 52,686 and 19,107.85

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Solution

The fourth proportional to 35,113.45, 52,686 and 19,107.85 is: 28,670.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,113.45 : 52,686 = 19,107.85 : x
  2. Step 2: Convert to fraction form
    35,113.45/52,686 = 19,107.85/x
  3. Step 3: Cross multiply
    35,113.45x = 52,686 × 19,107.85
  4. Step 4: Simplify right side
    35,113.45x = 1,006,716,185.10
  5. Step 5: Solve for x
    x = 1,006,716,185.10/35,113.45
  6. Step 6: Final answer
    x = 28,670.39

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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.