Home / 19,104.14-28,661.51-8,008.22

Finding the Fourth Proportional to 19,104.14, 28,661.51 and 8,008.22

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Solution

The fourth proportional to 19,104.14, 28,661.51 and 8,008.22 is: 12,014.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,104.14 : 28,661.51 = 8,008.22 : x
  2. Step 2: Convert to fraction form
    19,104.14/28,661.51 = 8,008.22/x
  3. Step 3: Cross multiply
    19,104.14x = 28,661.51 × 8,008.22
  4. Step 4: Simplify right side
    19,104.14x = 229,527,677.61
  5. Step 5: Solve for x
    x = 229,527,677.61/19,104.14
  6. Step 6: Final answer
    x = 12,014.55

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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.