Home / 12,333.54-18,456.30-9,038.46

Finding the Fourth Proportional to 12,333.54, 18,456.30 and 9,038.46

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Solution

The fourth proportional to 12,333.54, 18,456.30 and 9,038.46 is: 13,525.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,333.54 : 18,456.30 = 9,038.46 : x
  2. Step 2: Convert to fraction form
    12,333.54/18,456.30 = 9,038.46/x
  3. Step 3: Cross multiply
    12,333.54x = 18,456.30 × 9,038.46
  4. Step 4: Simplify right side
    12,333.54x = 166,816,529.30
  5. Step 5: Solve for x
    x = 166,816,529.30/12,333.54
  6. Step 6: Final answer
    x = 13,525.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.