Home / 51,964.23-71,710.18-28,090.69

Finding the Fourth Proportional to 51,964.23, 71,710.18 and 28,090.69

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Solution

The fourth proportional to 51,964.23, 71,710.18 and 28,090.69 is: 38,764.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,964.23 : 71,710.18 = 28,090.69 : x
  2. Step 2: Convert to fraction form
    51,964.23/71,710.18 = 28,090.69/x
  3. Step 3: Cross multiply
    51,964.23x = 71,710.18 × 28,090.69
  4. Step 4: Simplify right side
    51,964.23x = 2,014,388,436.22
  5. Step 5: Solve for x
    x = 2,014,388,436.22/51,964.23
  6. Step 6: Final answer
    x = 38,764.90

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1.5x scale

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.