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Finding the Fourth Proportional to 19,757.65, 29,627.83 and 5,903.41

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Solution

The fourth proportional to 19,757.65, 29,627.83 and 5,903.41 is: 8,852.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,757.65 : 29,627.83 = 5,903.41 : x
  2. Step 2: Convert to fraction form
    19,757.65/29,627.83 = 5,903.41/x
  3. Step 3: Cross multiply
    19,757.65x = 29,627.83 × 5,903.41
  4. Step 4: Simplify right side
    19,757.65x = 174,905,227.90
  5. Step 5: Solve for x
    x = 174,905,227.90/19,757.65
  6. Step 6: Final answer
    x = 8,852.53

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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.