Home / 18,577.68-25,626.60-11,499.36

Finding the Fourth Proportional to 18,577.68, 25,626.60 and 11,499.36

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Solution

The fourth proportional to 18,577.68, 25,626.60 and 11,499.36 is: 15,862.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,577.68 : 25,626.60 = 11,499.36 : x
  2. Step 2: Convert to fraction form
    18,577.68/25,626.60 = 11,499.36/x
  3. Step 3: Cross multiply
    18,577.68x = 25,626.60 × 11,499.36
  4. Step 4: Simplify right side
    18,577.68x = 294,689,498.98
  5. Step 5: Solve for x
    x = 294,689,498.98/18,577.68
  6. Step 6: Final answer
    x = 15,862.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.