Home / 14,712.43-20,301.14-8,741.92

Finding the Fourth Proportional to 14,712.43, 20,301.14 and 8,741.92

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Solution

The fourth proportional to 14,712.43, 20,301.14 and 8,741.92 is: 12,062.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,712.43 : 20,301.14 = 8,741.92 : x
  2. Step 2: Convert to fraction form
    14,712.43/20,301.14 = 8,741.92/x
  3. Step 3: Cross multiply
    14,712.43x = 20,301.14 × 8,741.92
  4. Step 4: Simplify right side
    14,712.43x = 177,470,941.79
  5. Step 5: Solve for x
    x = 177,470,941.79/14,712.43
  6. Step 6: Final answer
    x = 12,062.65

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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.