Home / 15,676.10-23,534.19-13,469.06

Finding the Fourth Proportional to 15,676.10, 23,534.19 and 13,469.06

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Solution

The fourth proportional to 15,676.10, 23,534.19 and 13,469.06 is: 20,220.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,676.10 : 23,534.19 = 13,469.06 : x
  2. Step 2: Convert to fraction form
    15,676.10/23,534.19 = 13,469.06/x
  3. Step 3: Cross multiply
    15,676.10x = 23,534.19 × 13,469.06
  4. Step 4: Simplify right side
    15,676.10x = 316,983,417.16
  5. Step 5: Solve for x
    x = 316,983,417.16/15,676.10
  6. Step 6: Final answer
    x = 20,220.81

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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.