Home / 36,305.64-54,444.60-21,518.68

Finding the Fourth Proportional to 36,305.64, 54,444.60 and 21,518.68

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Solution

The fourth proportional to 36,305.64, 54,444.60 and 21,518.68 is: 32,269.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,305.64 : 54,444.60 = 21,518.68 : x
  2. Step 2: Convert to fraction form
    36,305.64/54,444.60 = 21,518.68/x
  3. Step 3: Cross multiply
    36,305.64x = 54,444.60 × 21,518.68
  4. Step 4: Simplify right side
    36,305.64x = 1,171,575,925.13
  5. Step 5: Solve for x
    x = 1,171,575,925.13/36,305.64
  6. Step 6: Final answer
    x = 32,269.81

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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.