Home / 17,009.49-25,389.38-15,757.01

Finding the Fourth Proportional to 17,009.49, 25,389.38 and 15,757.01

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Solution

The fourth proportional to 17,009.49, 25,389.38 and 15,757.01 is: 23,519.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,009.49 : 25,389.38 = 15,757.01 : x
  2. Step 2: Convert to fraction form
    17,009.49/25,389.38 = 15,757.01/x
  3. Step 3: Cross multiply
    17,009.49x = 25,389.38 × 15,757.01
  4. Step 4: Simplify right side
    17,009.49x = 400,060,714.55
  5. Step 5: Solve for x
    x = 400,060,714.55/17,009.49
  6. Step 6: Final answer
    x = 23,519.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.