Home / 16,955.04-23,399.07-9,401.70

Finding the Fourth Proportional to 16,955.04, 23,399.07 and 9,401.70

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Solution

The fourth proportional to 16,955.04, 23,399.07 and 9,401.70 is: 12,974.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,955.04 : 23,399.07 = 9,401.70 : x
  2. Step 2: Convert to fraction form
    16,955.04/23,399.07 = 9,401.70/x
  3. Step 3: Cross multiply
    16,955.04x = 23,399.07 × 9,401.70
  4. Step 4: Simplify right side
    16,955.04x = 219,991,036.42
  5. Step 5: Solve for x
    x = 219,991,036.42/16,955.04
  6. Step 6: Final answer
    x = 12,974.96

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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.