Home / 16,907.57-23,333.14-9,353.78

Finding the Fourth Proportional to 16,907.57, 23,333.14 and 9,353.78

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Solution

The fourth proportional to 16,907.57, 23,333.14 and 9,353.78 is: 12,908.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,907.57 : 23,333.14 = 9,353.78 : x
  2. Step 2: Convert to fraction form
    16,907.57/23,333.14 = 9,353.78/x
  3. Step 3: Cross multiply
    16,907.57x = 23,333.14 × 9,353.78
  4. Step 4: Simplify right side
    16,907.57x = 218,252,941.60
  5. Step 5: Solve for x
    x = 218,252,941.60/16,907.57
  6. Step 6: Final answer
    x = 12,908.59

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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.