Home / 45,363.32-68,029.86-19,063.16

Finding the Fourth Proportional to 45,363.32, 68,029.86 and 19,063.16

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Solution

The fourth proportional to 45,363.32, 68,029.86 and 19,063.16 is: 28,588.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,363.32 : 68,029.86 = 19,063.16 : x
  2. Step 2: Convert to fraction form
    45,363.32/68,029.86 = 19,063.16/x
  3. Step 3: Cross multiply
    45,363.32x = 68,029.86 × 19,063.16
  4. Step 4: Simplify right side
    45,363.32x = 1,296,864,105.96
  5. Step 5: Solve for x
    x = 1,296,864,105.96/45,363.32
  6. Step 6: Final answer
    x = 28,588.39

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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.