Home / 14,471.10-19,977.57-9,442.62

Finding the Fourth Proportional to 14,471.10, 19,977.57 and 9,442.62

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Solution

The fourth proportional to 14,471.10, 19,977.57 and 9,442.62 is: 13,035.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,471.10 : 19,977.57 = 9,442.62 : x
  2. Step 2: Convert to fraction form
    14,471.10/19,977.57 = 9,442.62/x
  3. Step 3: Cross multiply
    14,471.10x = 19,977.57 × 9,442.62
  4. Step 4: Simplify right side
    14,471.10x = 188,640,602.03
  5. Step 5: Solve for x
    x = 188,640,602.03/14,471.10
  6. Step 6: Final answer
    x = 13,035.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.