Home / 19,895.76-29,843.64-9,475.92

Finding the Fourth Proportional to 19,895.76, 29,843.64 and 9,475.92

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Solution

The fourth proportional to 19,895.76, 29,843.64 and 9,475.92 is: 14,213.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,895.76 : 29,843.64 = 9,475.92 : x
  2. Step 2: Convert to fraction form
    19,895.76/29,843.64 = 9,475.92/x
  3. Step 3: Cross multiply
    19,895.76x = 29,843.64 × 9,475.92
  4. Step 4: Simplify right side
    19,895.76x = 282,795,945.15
  5. Step 5: Solve for x
    x = 282,795,945.15/19,895.76
  6. Step 6: Final answer
    x = 14,213.88

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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.