Home / 51,711.04-71,357.04-29,048.80

Finding the Fourth Proportional to 51,711.04, 71,357.04 and 29,048.80

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Solution

The fourth proportional to 51,711.04, 71,357.04 and 29,048.80 is: 40,084.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,711.04 : 71,357.04 = 29,048.80 : x
  2. Step 2: Convert to fraction form
    51,711.04/71,357.04 = 29,048.80/x
  3. Step 3: Cross multiply
    51,711.04x = 71,357.04 × 29,048.80
  4. Step 4: Simplify right side
    51,711.04x = 2,072,836,383.55
  5. Step 5: Solve for x
    x = 2,072,836,383.55/51,711.04
  6. Step 6: Final answer
    x = 40,084.99

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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.