Home / 35,294.60-48,708.30-19,378.92

Finding the Fourth Proportional to 35,294.60, 48,708.30 and 19,378.92

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Solution

The fourth proportional to 35,294.60, 48,708.30 and 19,378.92 is: 26,743.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,294.60 : 48,708.30 = 19,378.92 : x
  2. Step 2: Convert to fraction form
    35,294.60/48,708.30 = 19,378.92/x
  3. Step 3: Cross multiply
    35,294.60x = 48,708.30 × 19,378.92
  4. Step 4: Simplify right side
    35,294.60x = 943,914,249.04
  5. Step 5: Solve for x
    x = 943,914,249.04/35,294.60
  6. Step 6: Final answer
    x = 26,743.87

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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.