Home / 45,635.30-68,459.43-14,047.99

Finding the Fourth Proportional to 45,635.30, 68,459.43 and 14,047.99

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Solution

The fourth proportional to 45,635.30, 68,459.43 and 14,047.99 is: 21,073.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,635.30 : 68,459.43 = 14,047.99 : x
  2. Step 2: Convert to fraction form
    45,635.30/68,459.43 = 14,047.99/x
  3. Step 3: Cross multiply
    45,635.30x = 68,459.43 × 14,047.99
  4. Step 4: Simplify right side
    45,635.30x = 961,717,269.58
  5. Step 5: Solve for x
    x = 961,717,269.58/45,635.30
  6. Step 6: Final answer
    x = 21,073.98

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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.