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Finding the Fourth Proportional to 19,502.74, 29,254.09 and 6,355.09

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Solution

The fourth proportional to 19,502.74, 29,254.09 and 6,355.09 is: 9,532.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,502.74 : 29,254.09 = 6,355.09 : x
  2. Step 2: Convert to fraction form
    19,502.74/29,254.09 = 6,355.09/x
  3. Step 3: Cross multiply
    19,502.74x = 29,254.09 × 6,355.09
  4. Step 4: Simplify right side
    19,502.74x = 185,912,343.04
  5. Step 5: Solve for x
    x = 185,912,343.04/19,502.74
  6. Step 6: Final answer
    x = 9,532.63

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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.