Home / 45,537.32-68,310.84-19,244.72

Finding the Fourth Proportional to 45,537.32, 68,310.84 and 19,244.72

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Solution

The fourth proportional to 45,537.32, 68,310.84 and 19,244.72 is: 28,869.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,537.32 : 68,310.84 = 19,244.72 : x
  2. Step 2: Convert to fraction form
    45,537.32/68,310.84 = 19,244.72/x
  3. Step 3: Cross multiply
    45,537.32x = 68,310.84 × 19,244.72
  4. Step 4: Simplify right side
    45,537.32x = 1,314,622,988.76
  5. Step 5: Solve for x
    x = 1,314,622,988.76/45,537.32
  6. Step 6: Final answer
    x = 28,869.13

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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.