Home / 17,329.96-26,008.31-12,897.64

Finding the Fourth Proportional to 17,329.96, 26,008.31 and 12,897.64

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Solution

The fourth proportional to 17,329.96, 26,008.31 and 12,897.64 is: 19,356.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,329.96 : 26,008.31 = 12,897.64 : x
  2. Step 2: Convert to fraction form
    17,329.96/26,008.31 = 12,897.64/x
  3. Step 3: Cross multiply
    17,329.96x = 26,008.31 × 12,897.64
  4. Step 4: Simplify right side
    17,329.96x = 335,445,819.39
  5. Step 5: Solve for x
    x = 335,445,819.39/17,329.96
  6. Step 6: Final answer
    x = 19,356.41

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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.