Home / 16,885.46-23,302.41-9,332.28

Finding the Fourth Proportional to 16,885.46, 23,302.41 and 9,332.28

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Solution

The fourth proportional to 16,885.46, 23,302.41 and 9,332.28 is: 12,878.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,885.46 : 23,302.41 = 9,332.28 : x
  2. Step 2: Convert to fraction form
    16,885.46/23,302.41 = 9,332.28/x
  3. Step 3: Cross multiply
    16,885.46x = 23,302.41 × 9,332.28
  4. Step 4: Simplify right side
    16,885.46x = 217,464,579.80
  5. Step 5: Solve for x
    x = 217,464,579.80/16,885.46
  6. Step 6: Final answer
    x = 12,878.81

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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.