Home / 45,639.82-68,467.29-14,482.54

Finding the Fourth Proportional to 45,639.82, 68,467.29 and 14,482.54

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Solution

The fourth proportional to 45,639.82, 68,467.29 and 14,482.54 is: 21,726.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,639.82 : 68,467.29 = 14,482.54 : x
  2. Step 2: Convert to fraction form
    45,639.82/68,467.29 = 14,482.54/x
  3. Step 3: Cross multiply
    45,639.82x = 68,467.29 × 14,482.54
  4. Step 4: Simplify right side
    45,639.82x = 991,580,266.12
  5. Step 5: Solve for x
    x = 991,580,266.12/45,639.82
  6. Step 6: Final answer
    x = 21,726.21

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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.