Home / 43,818.12-65,758.86-17,530.20

Finding the Fourth Proportional to 43,818.12, 65,758.86 and 17,530.20

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Solution

The fourth proportional to 43,818.12, 65,758.86 and 17,530.20 is: 26,307.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,818.12 : 65,758.86 = 17,530.20 : x
  2. Step 2: Convert to fraction form
    43,818.12/65,758.86 = 17,530.20/x
  3. Step 3: Cross multiply
    43,818.12x = 65,758.86 × 17,530.20
  4. Step 4: Simplify right side
    43,818.12x = 1,152,765,967.57
  5. Step 5: Solve for x
    x = 1,152,765,967.57/43,818.12
  6. Step 6: Final answer
    x = 26,307.97

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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.