Home / 15,418.60-23,104.86-8,483.56

Finding the Fourth Proportional to 15,418.60, 23,104.86 and 8,483.56

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Solution

The fourth proportional to 15,418.60, 23,104.86 and 8,483.56 is: 12,712.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,418.60 : 23,104.86 = 8,483.56 : x
  2. Step 2: Convert to fraction form
    15,418.60/23,104.86 = 8,483.56/x
  3. Step 3: Cross multiply
    15,418.60x = 23,104.86 × 8,483.56
  4. Step 4: Simplify right side
    15,418.60x = 196,011,466.10
  5. Step 5: Solve for x
    x = 196,011,466.10/15,418.60
  6. Step 6: Final answer
    x = 12,712.66

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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.