Home / 43,253.14-64,866.33-18,292.78

Finding the Fourth Proportional to 43,253.14, 64,866.33 and 18,292.78

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Solution

The fourth proportional to 43,253.14, 64,866.33 and 18,292.78 is: 27,433.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,253.14 : 64,866.33 = 18,292.78 : x
  2. Step 2: Convert to fraction form
    43,253.14/64,866.33 = 18,292.78/x
  3. Step 3: Cross multiply
    43,253.14x = 64,866.33 × 18,292.78
  4. Step 4: Simplify right side
    43,253.14x = 1,186,585,504.10
  5. Step 5: Solve for x
    x = 1,186,585,504.10/43,253.14
  6. Step 6: Final answer
    x = 27,433.51

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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.