Home / 51,815.55-71,505.46-29,459.55

Finding the Fourth Proportional to 51,815.55, 71,505.46 and 29,459.55

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Solution

The fourth proportional to 51,815.55, 71,505.46 and 29,459.55 is: 40,654.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,815.55 : 71,505.46 = 29,459.55 : x
  2. Step 2: Convert to fraction form
    51,815.55/71,505.46 = 29,459.55/x
  3. Step 3: Cross multiply
    51,815.55x = 71,505.46 × 29,459.55
  4. Step 4: Simplify right side
    51,815.55x = 2,106,518,674.14
  5. Step 5: Solve for x
    x = 2,106,518,674.14/51,815.55
  6. Step 6: Final answer
    x = 40,654.18

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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.