Home / 17,788.88-26,675.10-10,395.60

Finding the Fourth Proportional to 17,788.88, 26,675.10 and 10,395.60

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Solution

The fourth proportional to 17,788.88, 26,675.10 and 10,395.60 is: 15,588.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,788.88 : 26,675.10 = 10,395.60 : x
  2. Step 2: Convert to fraction form
    17,788.88/26,675.10 = 10,395.60/x
  3. Step 3: Cross multiply
    17,788.88x = 26,675.10 × 10,395.60
  4. Step 4: Simplify right side
    17,788.88x = 277,303,669.56
  5. Step 5: Solve for x
    x = 277,303,669.56/17,788.88
  6. Step 6: Final answer
    x = 15,588.60

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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.