Home / 23,211.72-32,038.74-13,786.92

Finding the Fourth Proportional to 23,211.72, 32,038.74 and 13,786.92

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Solution

The fourth proportional to 23,211.72, 32,038.74 and 13,786.92 is: 19,029.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,211.72 : 32,038.74 = 13,786.92 : x
  2. Step 2: Convert to fraction form
    23,211.72/32,038.74 = 13,786.92/x
  3. Step 3: Cross multiply
    23,211.72x = 32,038.74 × 13,786.92
  4. Step 4: Simplify right side
    23,211.72x = 441,715,545.28
  5. Step 5: Solve for x
    x = 441,715,545.28/23,211.72
  6. Step 6: Final answer
    x = 19,029.85

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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.