Home / 12,585.29-17,346.29-8,599.48

Finding the Fourth Proportional to 12,585.29, 17,346.29 and 8,599.48

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Solution

The fourth proportional to 12,585.29, 17,346.29 and 8,599.48 is: 11,852.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,585.29 : 17,346.29 = 8,599.48 : x
  2. Step 2: Convert to fraction form
    12,585.29/17,346.29 = 8,599.48/x
  3. Step 3: Cross multiply
    12,585.29x = 17,346.29 × 8,599.48
  4. Step 4: Simplify right side
    12,585.29x = 149,168,987.57
  5. Step 5: Solve for x
    x = 149,168,987.57/12,585.29
  6. Step 6: Final answer
    x = 11,852.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.