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Finding the Fourth Proportional to 19,646.52, 29,470.56 and 5,795.52

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Solution

The fourth proportional to 19,646.52, 29,470.56 and 5,795.52 is: 8,693.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646.52 : 29,470.56 = 5,795.52 : x
  2. Step 2: Convert to fraction form
    19,646.52/29,470.56 = 5,795.52/x
  3. Step 3: Cross multiply
    19,646.52x = 29,470.56 × 5,795.52
  4. Step 4: Simplify right side
    19,646.52x = 170,797,219.89
  5. Step 5: Solve for x
    x = 170,797,219.89/19,646.52
  6. Step 6: Final answer
    x = 8,693.51

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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.