Home / 38,510.08-57,767.18-12,216.92

Finding the Fourth Proportional to 38,510.08, 57,767.18 and 12,216.92

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Solution

The fourth proportional to 38,510.08, 57,767.18 and 12,216.92 is: 18,326.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,510.08 : 57,767.18 = 12,216.92 : x
  2. Step 2: Convert to fraction form
    38,510.08/57,767.18 = 12,216.92/x
  3. Step 3: Cross multiply
    38,510.08x = 57,767.18 × 12,216.92
  4. Step 4: Simplify right side
    38,510.08x = 705,737,016.69
  5. Step 5: Solve for x
    x = 705,737,016.69/38,510.08
  6. Step 6: Final answer
    x = 18,326.03

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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.