Home / 18,242.28-27,366.84-6,395.40

Finding the Fourth Proportional to 18,242.28, 27,366.84 and 6,395.40

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Solution

The fourth proportional to 18,242.28, 27,366.84 and 6,395.40 is: 9,594.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,242.28 : 27,366.84 = 6,395.40 : x
  2. Step 2: Convert to fraction form
    18,242.28/27,366.84 = 6,395.40/x
  3. Step 3: Cross multiply
    18,242.28x = 27,366.84 × 6,395.40
  4. Step 4: Simplify right side
    18,242.28x = 175,021,888.54
  5. Step 5: Solve for x
    x = 175,021,888.54/18,242.28
  6. Step 6: Final answer
    x = 9,594.30

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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.