Home / 19,104.92-28,637.93-17,690.66

Finding the Fourth Proportional to 19,104.92, 28,637.93 and 17,690.66

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Solution

The fourth proportional to 19,104.92, 28,637.93 and 17,690.66 is: 26,517.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,104.92 : 28,637.93 = 17,690.66 : x
  2. Step 2: Convert to fraction form
    19,104.92/28,637.93 = 17,690.66/x
  3. Step 3: Cross multiply
    19,104.92x = 28,637.93 × 17,690.66
  4. Step 4: Simplify right side
    19,104.92x = 506,623,882.73
  5. Step 5: Solve for x
    x = 506,623,882.73/19,104.92
  6. Step 6: Final answer
    x = 26,517.98

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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.