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Finding the Fourth Proportional to 32,798.81, 49,195.31 and 19,641.57

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Solution

The fourth proportional to 32,798.81, 49,195.31 and 19,641.57 is: 29,460.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,798.81 : 49,195.31 = 19,641.57 : x
  2. Step 2: Convert to fraction form
    32,798.81/49,195.31 = 19,641.57/x
  3. Step 3: Cross multiply
    32,798.81x = 49,195.31 × 19,641.57
  4. Step 4: Simplify right side
    32,798.81x = 966,273,026.83
  5. Step 5: Solve for x
    x = 966,273,026.83/32,798.81
  6. Step 6: Final answer
    x = 29,460.62

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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.