Home / 19,000.31-28,498.64-5,852.79

Finding the Fourth Proportional to 19,000.31, 28,498.64 and 5,852.79

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Solution

The fourth proportional to 19,000.31, 28,498.64 and 5,852.79 is: 8,778.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,000.31 : 28,498.64 = 5,852.79 : x
  2. Step 2: Convert to fraction form
    19,000.31/28,498.64 = 5,852.79/x
  3. Step 3: Cross multiply
    19,000.31x = 28,498.64 × 5,852.79
  4. Step 4: Simplify right side
    19,000.31x = 166,796,525.94
  5. Step 5: Solve for x
    x = 166,796,525.94/19,000.31
  6. Step 6: Final answer
    x = 8,778.62

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1.5x scale

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.