Home / 18,242.57-25,173.48-10,283.10

Finding the Fourth Proportional to 18,242.57, 25,173.48 and 10,283.10

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Solution

The fourth proportional to 18,242.57, 25,173.48 and 10,283.10 is: 14,189.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,242.57 : 25,173.48 = 10,283.10 : x
  2. Step 2: Convert to fraction form
    18,242.57/25,173.48 = 10,283.10/x
  3. Step 3: Cross multiply
    18,242.57x = 25,173.48 × 10,283.10
  4. Step 4: Simplify right side
    18,242.57x = 258,861,360.77
  5. Step 5: Solve for x
    x = 258,861,360.77/18,242.57
  6. Step 6: Final answer
    x = 14,189.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.