Home / 19,135.26-28,707.06-8,035.62

Finding the Fourth Proportional to 19,135.26, 28,707.06 and 8,035.62

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Solution

The fourth proportional to 19,135.26, 28,707.06 and 8,035.62 is: 12,055.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,135.26 : 28,707.06 = 8,035.62 : x
  2. Step 2: Convert to fraction form
    19,135.26/28,707.06 = 8,035.62/x
  3. Step 3: Cross multiply
    19,135.26x = 28,707.06 × 8,035.62
  4. Step 4: Simplify right side
    19,135.26x = 230,679,025.48
  5. Step 5: Solve for x
    x = 230,679,025.48/19,135.26
  6. Step 6: Final answer
    x = 12,055.18

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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.