Home / 18,567.40-27,852.44-5,242.36

Finding the Fourth Proportional to 18,567.40, 27,852.44 and 5,242.36

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Solution

The fourth proportional to 18,567.40, 27,852.44 and 5,242.36 is: 7,863.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,567.40 : 27,852.44 = 5,242.36 : x
  2. Step 2: Convert to fraction form
    18,567.40/27,852.44 = 5,242.36/x
  3. Step 3: Cross multiply
    18,567.40x = 27,852.44 × 5,242.36
  4. Step 4: Simplify right side
    18,567.40x = 146,012,517.36
  5. Step 5: Solve for x
    x = 146,012,517.36/18,567.40
  6. Step 6: Final answer
    x = 7,863.92

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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.