Home / 18,301.56-27,430.20-13,096.50

Finding the Fourth Proportional to 18,301.56, 27,430.20 and 13,096.50

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Solution

The fourth proportional to 18,301.56, 27,430.20 and 13,096.50 is: 19,628.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301.56 : 27,430.20 = 13,096.50 : x
  2. Step 2: Convert to fraction form
    18,301.56/27,430.20 = 13,096.50/x
  3. Step 3: Cross multiply
    18,301.56x = 27,430.20 × 13,096.50
  4. Step 4: Simplify right side
    18,301.56x = 359,239,614.30
  5. Step 5: Solve for x
    x = 359,239,614.30/18,301.56
  6. Step 6: Final answer
    x = 19,628.91

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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.