Home / 19,233.90-28,857.66-8,706.18

Finding the Fourth Proportional to 19,233.90, 28,857.66 and 8,706.18

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Solution

The fourth proportional to 19,233.90, 28,857.66 and 8,706.18 is: 13,062.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,233.90 : 28,857.66 = 8,706.18 : x
  2. Step 2: Convert to fraction form
    19,233.90/28,857.66 = 8,706.18/x
  3. Step 3: Cross multiply
    19,233.90x = 28,857.66 × 8,706.18
  4. Step 4: Simplify right side
    19,233.90x = 251,239,982.34
  5. Step 5: Solve for x
    x = 251,239,982.34/19,233.90
  6. Step 6: Final answer
    x = 13,062.35

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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.