Home / 23,240.70-32,072.08-12,630.36

Finding the Fourth Proportional to 23,240.70, 32,072.08 and 12,630.36

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Solution

The fourth proportional to 23,240.70, 32,072.08 and 12,630.36 is: 17,429.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,240.70 : 32,072.08 = 12,630.36 : x
  2. Step 2: Convert to fraction form
    23,240.70/32,072.08 = 12,630.36/x
  3. Step 3: Cross multiply
    23,240.70x = 32,072.08 × 12,630.36
  4. Step 4: Simplify right side
    23,240.70x = 405,081,916.35
  5. Step 5: Solve for x
    x = 405,081,916.35/23,240.70
  6. Step 6: Final answer
    x = 17,429.85

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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.