Home / 17,346.89-26,020.29-13,403.88

Finding the Fourth Proportional to 17,346.89, 26,020.29 and 13,403.88

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Solution

The fourth proportional to 17,346.89, 26,020.29 and 13,403.88 is: 20,105.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,346.89 : 26,020.29 = 13,403.88 : x
  2. Step 2: Convert to fraction form
    17,346.89/26,020.29 = 13,403.88/x
  3. Step 3: Cross multiply
    17,346.89x = 26,020.29 × 13,403.88
  4. Step 4: Simplify right side
    17,346.89x = 348,772,714.62
  5. Step 5: Solve for x
    x = 348,772,714.62/17,346.89
  6. Step 6: Final answer
    x = 20,105.78

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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.