Home / 17,687.60-26,522.26-5,206.00

Finding the Fourth Proportional to 17,687.60, 26,522.26 and 5,206.00

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Solution

The fourth proportional to 17,687.60, 26,522.26 and 5,206.00 is: 7,806.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,687.60 : 26,522.26 = 5,206.00 : x
  2. Step 2: Convert to fraction form
    17,687.60/26,522.26 = 5,206.00/x
  3. Step 3: Cross multiply
    17,687.60x = 26,522.26 × 5,206.00
  4. Step 4: Simplify right side
    17,687.60x = 138,074,806.24
  5. Step 5: Solve for x
    x = 138,074,806.24/17,687.60
  6. Step 6: Final answer
    x = 7,806.31

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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.