Home / 12,047.54-18,060.37-8,923.77

Finding the Fourth Proportional to 12,047.54, 18,060.37 and 8,923.77

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Solution

The fourth proportional to 12,047.54, 18,060.37 and 8,923.77 is: 13,377.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,047.54 : 18,060.37 = 8,923.77 : x
  2. Step 2: Convert to fraction form
    12,047.54/18,060.37 = 8,923.77/x
  3. Step 3: Cross multiply
    12,047.54x = 18,060.37 × 8,923.77
  4. Step 4: Simplify right side
    12,047.54x = 161,166,565.69
  5. Step 5: Solve for x
    x = 161,166,565.69/12,047.54
  6. Step 6: Final answer
    x = 13,377.56

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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.