Home / 16,923.16-23,354-9,369.70

Finding the Fourth Proportional to 16,923.16, 23,354 and 9,369.70

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Solution

The fourth proportional to 16,923.16, 23,354 and 9,369.70 is: 12,930.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,923.16 : 23,354 = 9,369.70 : x
  2. Step 2: Convert to fraction form
    16,923.16/23,354 = 9,369.70/x
  3. Step 3: Cross multiply
    16,923.16x = 23,354 × 9,369.70
  4. Step 4: Simplify right side
    16,923.16x = 218,819,973.80
  5. Step 5: Solve for x
    x = 218,819,973.80/16,923.16
  6. Step 6: Final answer
    x = 12,930.21

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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.