Home / 16,755.90-23,123.54-9,099.48

Finding the Fourth Proportional to 16,755.90, 23,123.54 and 9,099.48

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Solution

The fourth proportional to 16,755.90, 23,123.54 and 9,099.48 is: 12,557.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,755.90 : 23,123.54 = 9,099.48 : x
  2. Step 2: Convert to fraction form
    16,755.90/23,123.54 = 9,099.48/x
  3. Step 3: Cross multiply
    16,755.90x = 23,123.54 × 9,099.48
  4. Step 4: Simplify right side
    16,755.90x = 210,412,144.26
  5. Step 5: Solve for x
    x = 210,412,144.26/16,755.90
  6. Step 6: Final answer
    x = 12,557.50

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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.