Home / 49,452.37-74,181.98-19,870.24

Finding the Fourth Proportional to 49,452.37, 74,181.98 and 19,870.24

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Solution

The fourth proportional to 49,452.37, 74,181.98 and 19,870.24 is: 29,806.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,452.37 : 74,181.98 = 19,870.24 : x
  2. Step 2: Convert to fraction form
    49,452.37/74,181.98 = 19,870.24/x
  3. Step 3: Cross multiply
    49,452.37x = 74,181.98 × 19,870.24
  4. Step 4: Simplify right side
    49,452.37x = 1,474,013,746.28
  5. Step 5: Solve for x
    x = 1,474,013,746.28/49,452.37
  6. Step 6: Final answer
    x = 29,806.74

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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.