Home / 16,958.53-23,402.78-9,406.02

Finding the Fourth Proportional to 16,958.53, 23,402.78 and 9,406.02

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Solution

The fourth proportional to 16,958.53, 23,402.78 and 9,406.02 is: 12,980.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,958.53 : 23,402.78 = 9,406.02 : x
  2. Step 2: Convert to fraction form
    16,958.53/23,402.78 = 9,406.02/x
  3. Step 3: Cross multiply
    16,958.53x = 23,402.78 × 9,406.02
  4. Step 4: Simplify right side
    16,958.53x = 220,127,092.74
  5. Step 5: Solve for x
    x = 220,127,092.74/16,958.53
  6. Step 6: Final answer
    x = 12,980.32

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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.