Home / 16,885.28-23,301.69-9,433.28

Finding the Fourth Proportional to 16,885.28, 23,301.69 and 9,433.28

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Solution

The fourth proportional to 16,885.28, 23,301.69 and 9,433.28 is: 13,017.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,885.28 : 23,301.69 = 9,433.28 : x
  2. Step 2: Convert to fraction form
    16,885.28/23,301.69 = 9,433.28/x
  3. Step 3: Cross multiply
    16,885.28x = 23,301.69 × 9,433.28
  4. Step 4: Simplify right side
    16,885.28x = 219,811,366.24
  5. Step 5: Solve for x
    x = 219,811,366.24/16,885.28
  6. Step 6: Final answer
    x = 13,017.93

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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.