Home / 51,815.02-71,504.72-29,459.02

Finding the Fourth Proportional to 51,815.02, 71,504.72 and 29,459.02

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Solution

The fourth proportional to 51,815.02, 71,504.72 and 29,459.02 is: 40,653.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,815.02 : 71,504.72 = 29,459.02 : x
  2. Step 2: Convert to fraction form
    51,815.02/71,504.72 = 29,459.02/x
  3. Step 3: Cross multiply
    51,815.02x = 71,504.72 × 29,459.02
  4. Step 4: Simplify right side
    51,815.02x = 2,106,458,976.57
  5. Step 5: Solve for x
    x = 2,106,458,976.57/51,815.02
  6. Step 6: Final answer
    x = 40,653.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.