Home / 26,002.87-38,968.95-10,997.51

Finding the Fourth Proportional to 26,002.87, 38,968.95 and 10,997.51

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Solution

The fourth proportional to 26,002.87, 38,968.95 and 10,997.51 is: 16,481.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,002.87 : 38,968.95 = 10,997.51 : x
  2. Step 2: Convert to fraction form
    26,002.87/38,968.95 = 10,997.51/x
  3. Step 3: Cross multiply
    26,002.87x = 38,968.95 × 10,997.51
  4. Step 4: Simplify right side
    26,002.87x = 428,561,417.31
  5. Step 5: Solve for x
    x = 428,561,417.31/26,002.87
  6. Step 6: Final answer
    x = 16,481.31

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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.