Home / 18,656.04-27,993.54-10,334.40

Finding the Fourth Proportional to 18,656.04, 27,993.54 and 10,334.40

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Solution

The fourth proportional to 18,656.04, 27,993.54 and 10,334.40 is: 15,506.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,656.04 : 27,993.54 = 10,334.40 : x
  2. Step 2: Convert to fraction form
    18,656.04/27,993.54 = 10,334.40/x
  3. Step 3: Cross multiply
    18,656.04x = 27,993.54 × 10,334.40
  4. Step 4: Simplify right side
    18,656.04x = 289,296,439.78
  5. Step 5: Solve for x
    x = 289,296,439.78/18,656.04
  6. Step 6: Final answer
    x = 15,506.85

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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.