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Finding the Fourth Proportional to 54,784.48, 82,168.48 and 17,339.68

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Solution

The fourth proportional to 54,784.48, 82,168.48 and 17,339.68 is: 26,006.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,784.48 : 82,168.48 = 17,339.68 : x
  2. Step 2: Convert to fraction form
    54,784.48/82,168.48 = 17,339.68/x
  3. Step 3: Cross multiply
    54,784.48x = 82,168.48 × 17,339.68
  4. Step 4: Simplify right side
    54,784.48x = 1,424,775,149.29
  5. Step 5: Solve for x
    x = 1,424,775,149.29/54,784.48
  6. Step 6: Final answer
    x = 26,006.91

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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.