Home / 43,746.30-65,619.45-30,332.70

Finding the Fourth Proportional to 43,746.30, 65,619.45 and 30,332.70

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Solution

The fourth proportional to 43,746.30, 65,619.45 and 30,332.70 is: 45,499.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,746.30 : 65,619.45 = 30,332.70 : x
  2. Step 2: Convert to fraction form
    43,746.30/65,619.45 = 30,332.70/x
  3. Step 3: Cross multiply
    43,746.30x = 65,619.45 × 30,332.70
  4. Step 4: Simplify right side
    43,746.30x = 1,990,415,091.02
  5. Step 5: Solve for x
    x = 1,990,415,091.02/43,746.30
  6. Step 6: Final answer
    x = 45,499.05

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Similar ratio
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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.