Home / 12,316.06-18,473.98-8,357.52

Finding the Fourth Proportional to 12,316.06, 18,473.98 and 8,357.52

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Solution

The fourth proportional to 12,316.06, 18,473.98 and 8,357.52 is: 12,536.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,316.06 : 18,473.98 = 8,357.52 : x
  2. Step 2: Convert to fraction form
    12,316.06/18,473.98 = 8,357.52/x
  3. Step 3: Cross multiply
    12,316.06x = 18,473.98 × 8,357.52
  4. Step 4: Simplify right side
    12,316.06x = 154,396,657.33
  5. Step 5: Solve for x
    x = 154,396,657.33/12,316.06
  6. Step 6: Final answer
    x = 12,536.21

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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.