Home / 47,727.60-65,863.68-26,506.80

Finding the Fourth Proportional to 47,727.60, 65,863.68 and 26,506.80

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Solution

The fourth proportional to 47,727.60, 65,863.68 and 26,506.80 is: 36,579.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,727.60 : 65,863.68 = 26,506.80 : x
  2. Step 2: Convert to fraction form
    47,727.60/65,863.68 = 26,506.80/x
  3. Step 3: Cross multiply
    47,727.60x = 65,863.68 × 26,506.80
  4. Step 4: Simplify right side
    47,727.60x = 1,745,835,393.02
  5. Step 5: Solve for x
    x = 1,745,835,393.02/47,727.60
  6. Step 6: Final answer
    x = 36,579.16

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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.