Home / 19,623.56-29,436.36-6,476.96

Finding the Fourth Proportional to 19,623.56, 29,436.36 and 6,476.96

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Solution

The fourth proportional to 19,623.56, 29,436.36 and 6,476.96 is: 9,715.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,623.56 : 29,436.36 = 6,476.96 : x
  2. Step 2: Convert to fraction form
    19,623.56/29,436.36 = 6,476.96/x
  3. Step 3: Cross multiply
    19,623.56x = 29,436.36 × 6,476.96
  4. Step 4: Simplify right side
    19,623.56x = 190,658,126.27
  5. Step 5: Solve for x
    x = 190,658,126.27/19,623.56
  6. Step 6: Final answer
    x = 9,715.78

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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.