Home / 43,536.46-65,329.30-18,574.16

Finding the Fourth Proportional to 43,536.46, 65,329.30 and 18,574.16

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Solution

The fourth proportional to 43,536.46, 65,329.30 and 18,574.16 is: 27,871.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,536.46 : 65,329.30 = 18,574.16 : x
  2. Step 2: Convert to fraction form
    43,536.46/65,329.30 = 18,574.16/x
  3. Step 3: Cross multiply
    43,536.46x = 65,329.30 × 18,574.16
  4. Step 4: Simplify right side
    43,536.46x = 1,213,436,870.89
  5. Step 5: Solve for x
    x = 1,213,436,870.89/43,536.46
  6. Step 6: Final answer
    x = 27,871.74

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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.