Home / 16,907.38-23,331.54-9,354.03

Finding the Fourth Proportional to 16,907.38, 23,331.54 and 9,354.03

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Solution

The fourth proportional to 16,907.38, 23,331.54 and 9,354.03 is: 12,908.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,907.38 : 23,331.54 = 9,354.03 : x
  2. Step 2: Convert to fraction form
    16,907.38/23,331.54 = 9,354.03/x
  3. Step 3: Cross multiply
    16,907.38x = 23,331.54 × 9,354.03
  4. Step 4: Simplify right side
    16,907.38x = 218,243,808.45
  5. Step 5: Solve for x
    x = 218,243,808.45/16,907.38
  6. Step 6: Final answer
    x = 12,908.20

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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.