Home / 15,024.54-20,733.23-8,218.45

Finding the Fourth Proportional to 15,024.54, 20,733.23 and 8,218.45

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Solution

The fourth proportional to 15,024.54, 20,733.23 and 8,218.45 is: 11,341.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,024.54 : 20,733.23 = 8,218.45 : x
  2. Step 2: Convert to fraction form
    15,024.54/20,733.23 = 8,218.45/x
  3. Step 3: Cross multiply
    15,024.54x = 20,733.23 × 8,218.45
  4. Step 4: Simplify right side
    15,024.54x = 170,395,014.09
  5. Step 5: Solve for x
    x = 170,395,014.09/15,024.54
  6. Step 6: Final answer
    x = 11,341.11

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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.