Home / 20,254.92-27,944.34-12,701.58

Finding the Fourth Proportional to 20,254.92, 27,944.34 and 12,701.58

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Solution

The fourth proportional to 20,254.92, 27,944.34 and 12,701.58 is: 17,523.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,254.92 : 27,944.34 = 12,701.58 : x
  2. Step 2: Convert to fraction form
    20,254.92/27,944.34 = 12,701.58/x
  3. Step 3: Cross multiply
    20,254.92x = 27,944.34 × 12,701.58
  4. Step 4: Simplify right side
    20,254.92x = 354,937,270.06
  5. Step 5: Solve for x
    x = 354,937,270.06/20,254.92
  6. Step 6: Final answer
    x = 17,523.51

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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.