Home / 16,827.75-23,222.78-9,376.23

Finding the Fourth Proportional to 16,827.75, 23,222.78 and 9,376.23

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Solution

The fourth proportional to 16,827.75, 23,222.78 and 9,376.23 is: 12,939.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,827.75 : 23,222.78 = 9,376.23 : x
  2. Step 2: Convert to fraction form
    16,827.75/23,222.78 = 9,376.23/x
  3. Step 3: Cross multiply
    16,827.75x = 23,222.78 × 9,376.23
  4. Step 4: Simplify right side
    16,827.75x = 217,742,126.52
  5. Step 5: Solve for x
    x = 217,742,126.52/16,827.75
  6. Step 6: Final answer
    x = 12,939.47

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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.