Home / 19,127.06-28,689.47-8,594.36

Finding the Fourth Proportional to 19,127.06, 28,689.47 and 8,594.36

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Solution

The fourth proportional to 19,127.06, 28,689.47 and 8,594.36 is: 12,891.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,127.06 : 28,689.47 = 8,594.36 : x
  2. Step 2: Convert to fraction form
    19,127.06/28,689.47 = 8,594.36/x
  3. Step 3: Cross multiply
    19,127.06x = 28,689.47 × 8,594.36
  4. Step 4: Simplify right side
    19,127.06x = 246,567,479.20
  5. Step 5: Solve for x
    x = 246,567,479.20/19,127.06
  6. Step 6: Final answer
    x = 12,891.03

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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.