Home / 19,896.76-29,845.14-9,476.92

Finding the Fourth Proportional to 19,896.76, 29,845.14 and 9,476.92

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Solution

The fourth proportional to 19,896.76, 29,845.14 and 9,476.92 is: 14,215.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,896.76 : 29,845.14 = 9,476.92 : x
  2. Step 2: Convert to fraction form
    19,896.76/29,845.14 = 9,476.92/x
  3. Step 3: Cross multiply
    19,896.76x = 29,845.14 × 9,476.92
  4. Step 4: Simplify right side
    19,896.76x = 282,840,004.17
  5. Step 5: Solve for x
    x = 282,840,004.17/19,896.76
  6. Step 6: Final answer
    x = 14,215.38

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1.5x scale

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.