Home / 14,108.38-19,474.62-9,628.93

Finding the Fourth Proportional to 14,108.38, 19,474.62 and 9,628.93

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Solution

The fourth proportional to 14,108.38, 19,474.62 and 9,628.93 is: 13,291.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,108.38 : 19,474.62 = 9,628.93 : x
  2. Step 2: Convert to fraction form
    14,108.38/19,474.62 = 9,628.93/x
  3. Step 3: Cross multiply
    14,108.38x = 19,474.62 × 9,628.93
  4. Step 4: Simplify right side
    14,108.38x = 187,519,752.76
  5. Step 5: Solve for x
    x = 187,519,752.76/14,108.38
  6. Step 6: Final answer
    x = 13,291.37

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1.5x scale

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.