Home / 15,262.48-22,861.32-8,685.28

Finding the Fourth Proportional to 15,262.48, 22,861.32 and 8,685.28

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Solution

The fourth proportional to 15,262.48, 22,861.32 and 8,685.28 is: 13,009.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,262.48 : 22,861.32 = 8,685.28 : x
  2. Step 2: Convert to fraction form
    15,262.48/22,861.32 = 8,685.28/x
  3. Step 3: Cross multiply
    15,262.48x = 22,861.32 × 8,685.28
  4. Step 4: Simplify right side
    15,262.48x = 198,556,965.37
  5. Step 5: Solve for x
    x = 198,556,965.37/15,262.48
  6. Step 6: Final answer
    x = 13,009.48

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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.