Home / 13,483.37-18,610.35-8,708.63

Finding the Fourth Proportional to 13,483.37, 18,610.35 and 8,708.63

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Solution

The fourth proportional to 13,483.37, 18,610.35 and 8,708.63 is: 12,020.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483.37 : 18,610.35 = 8,708.63 : x
  2. Step 2: Convert to fraction form
    13,483.37/18,610.35 = 8,708.63/x
  3. Step 3: Cross multiply
    13,483.37x = 18,610.35 × 8,708.63
  4. Step 4: Simplify right side
    13,483.37x = 162,070,559.27
  5. Step 5: Solve for x
    x = 162,070,559.27/13,483.37
  6. Step 6: Final answer
    x = 12,020.04

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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.