Home / 14,005.46-19,325.91-8,551.79

Finding the Fourth Proportional to 14,005.46, 19,325.91 and 8,551.79

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Solution

The fourth proportional to 14,005.46, 19,325.91 and 8,551.79 is: 11,800.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,005.46 : 19,325.91 = 8,551.79 : x
  2. Step 2: Convert to fraction form
    14,005.46/19,325.91 = 8,551.79/x
  3. Step 3: Cross multiply
    14,005.46x = 19,325.91 × 8,551.79
  4. Step 4: Simplify right side
    14,005.46x = 165,271,123.88
  5. Step 5: Solve for x
    x = 165,271,123.88/14,005.46
  6. Step 6: Final answer
    x = 11,800.48

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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.