Home / 45,890.12-68,842.38-19,595

Finding the Fourth Proportional to 45,890.12, 68,842.38 and 19,595

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Solution

The fourth proportional to 45,890.12, 68,842.38 and 19,595 is: 29,395.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,890.12 : 68,842.38 = 19,595 : x
  2. Step 2: Convert to fraction form
    45,890.12/68,842.38 = 19,595/x
  3. Step 3: Cross multiply
    45,890.12x = 68,842.38 × 19,595
  4. Step 4: Simplify right side
    45,890.12x = 1,348,966,436.10
  5. Step 5: Solve for x
    x = 1,348,966,436.10/45,890.12
  6. Step 6: Final answer
    x = 29,395.57

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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.