Home / 17,155.99-25,742.19-9,665.52

Finding the Fourth Proportional to 17,155.99, 25,742.19 and 9,665.52

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Solution

The fourth proportional to 17,155.99, 25,742.19 and 9,665.52 is: 14,502.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,155.99 : 25,742.19 = 9,665.52 : x
  2. Step 2: Convert to fraction form
    17,155.99/25,742.19 = 9,665.52/x
  3. Step 3: Cross multiply
    17,155.99x = 25,742.19 × 9,665.52
  4. Step 4: Simplify right side
    17,155.99x = 248,811,652.29
  5. Step 5: Solve for x
    x = 248,811,652.29/17,155.99
  6. Step 6: Final answer
    x = 14,502.90

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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.