Home / 52,195.14-78,289.92-18,458.82

Finding the Fourth Proportional to 52,195.14, 78,289.92 and 18,458.82

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Solution

The fourth proportional to 52,195.14, 78,289.92 and 18,458.82 is: 27,687.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,195.14 : 78,289.92 = 18,458.82 : x
  2. Step 2: Convert to fraction form
    52,195.14/78,289.92 = 18,458.82/x
  3. Step 3: Cross multiply
    52,195.14x = 78,289.92 × 18,458.82
  4. Step 4: Simplify right side
    52,195.14x = 1,445,139,541.09
  5. Step 5: Solve for x
    x = 1,445,139,541.09/52,195.14
  6. Step 6: Final answer
    x = 27,687.24

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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.