Home / 16,956.36-23,399.74-9,402.50

Finding the Fourth Proportional to 16,956.36, 23,399.74 and 9,402.50

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Solution

The fourth proportional to 16,956.36, 23,399.74 and 9,402.50 is: 12,975.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,956.36 : 23,399.74 = 9,402.50 : x
  2. Step 2: Convert to fraction form
    16,956.36/23,399.74 = 9,402.50/x
  3. Step 3: Cross multiply
    16,956.36x = 23,399.74 × 9,402.50
  4. Step 4: Simplify right side
    16,956.36x = 220,015,941.09
  5. Step 5: Solve for x
    x = 220,015,941.09/16,956.36
  6. Step 6: Final answer
    x = 12,975.42

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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.