Home / 23,686.94-35,527.58-18,427.20

Finding the Fourth Proportional to 23,686.94, 35,527.58 and 18,427.20

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Solution

The fourth proportional to 23,686.94, 35,527.58 and 18,427.20 is: 27,638.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,686.94 : 35,527.58 = 18,427.20 : x
  2. Step 2: Convert to fraction form
    23,686.94/35,527.58 = 18,427.20/x
  3. Step 3: Cross multiply
    23,686.94x = 35,527.58 × 18,427.20
  4. Step 4: Simplify right side
    23,686.94x = 654,673,822.18
  5. Step 5: Solve for x
    x = 654,673,822.18/23,686.94
  6. Step 6: Final answer
    x = 27,638.60

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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.