Home / 16,679.64-23,023.66-9,608.88

Finding the Fourth Proportional to 16,679.64, 23,023.66 and 9,608.88

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Solution

The fourth proportional to 16,679.64, 23,023.66 and 9,608.88 is: 13,263.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,679.64 : 23,023.66 = 9,608.88 : x
  2. Step 2: Convert to fraction form
    16,679.64/23,023.66 = 9,608.88/x
  3. Step 3: Cross multiply
    16,679.64x = 23,023.66 × 9,608.88
  4. Step 4: Simplify right side
    16,679.64x = 221,231,586.10
  5. Step 5: Solve for x
    x = 221,231,586.10/16,679.64
  6. Step 6: Final answer
    x = 13,263.57

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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.