Home / 16,688.24-23,028.36-9,613.52

Finding the Fourth Proportional to 16,688.24, 23,028.36 and 9,613.52

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Solution

The fourth proportional to 16,688.24, 23,028.36 and 9,613.52 is: 13,265.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688.24 : 23,028.36 = 9,613.52 : x
  2. Step 2: Convert to fraction form
    16,688.24/23,028.36 = 9,613.52/x
  3. Step 3: Cross multiply
    16,688.24x = 23,028.36 × 9,613.52
  4. Step 4: Simplify right side
    16,688.24x = 221,383,599.43
  5. Step 5: Solve for x
    x = 221,383,599.43/16,688.24
  6. Step 6: Final answer
    x = 13,265.84

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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.