Home / 30,252.70-45,325.05-14,635.90

Finding the Fourth Proportional to 30,252.70, 45,325.05 and 14,635.90

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Solution

The fourth proportional to 30,252.70, 45,325.05 and 14,635.90 is: 21,927.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,252.70 : 45,325.05 = 14,635.90 : x
  2. Step 2: Convert to fraction form
    30,252.70/45,325.05 = 14,635.90/x
  3. Step 3: Cross multiply
    30,252.70x = 45,325.05 × 14,635.90
  4. Step 4: Simplify right side
    30,252.70x = 663,372,899.30
  5. Step 5: Solve for x
    x = 663,372,899.30/30,252.70
  6. Step 6: Final answer
    x = 21,927.73

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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.