Home / 53,155.44-79,752.60-18,098.64

Finding the Fourth Proportional to 53,155.44, 79,752.60 and 18,098.64

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Solution

The fourth proportional to 53,155.44, 79,752.60 and 18,098.64 is: 27,154.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,155.44 : 79,752.60 = 18,098.64 : x
  2. Step 2: Convert to fraction form
    53,155.44/79,752.60 = 18,098.64/x
  3. Step 3: Cross multiply
    53,155.44x = 79,752.60 × 18,098.64
  4. Step 4: Simplify right side
    53,155.44x = 1,443,413,596.46
  5. Step 5: Solve for x
    x = 1,443,413,596.46/53,155.44
  6. Step 6: Final answer
    x = 27,154.58

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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.