Home / 18,394.81-27,592.46-5,247.18

Finding the Fourth Proportional to 18,394.81, 27,592.46 and 5,247.18

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Solution

The fourth proportional to 18,394.81, 27,592.46 and 5,247.18 is: 7,870.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,394.81 : 27,592.46 = 5,247.18 : x
  2. Step 2: Convert to fraction form
    18,394.81/27,592.46 = 5,247.18/x
  3. Step 3: Cross multiply
    18,394.81x = 27,592.46 × 5,247.18
  4. Step 4: Simplify right side
    18,394.81x = 144,782,604.26
  5. Step 5: Solve for x
    x = 144,782,604.26/18,394.81
  6. Step 6: Final answer
    x = 7,870.84

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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.