Home / 36,391.60-54,587.40-14,205.70

Finding the Fourth Proportional to 36,391.60, 54,587.40 and 14,205.70

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Solution

The fourth proportional to 36,391.60, 54,587.40 and 14,205.70 is: 21,308.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,391.60 : 54,587.40 = 14,205.70 : x
  2. Step 2: Convert to fraction form
    36,391.60/54,587.40 = 14,205.70/x
  3. Step 3: Cross multiply
    36,391.60x = 54,587.40 × 14,205.70
  4. Step 4: Simplify right side
    36,391.60x = 775,452,228.18
  5. Step 5: Solve for x
    x = 775,452,228.18/36,391.60
  6. Step 6: Final answer
    x = 21,308.55

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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.