Home / 12,658.36-17,463.18-8,467.96

Finding the Fourth Proportional to 12,658.36, 17,463.18 and 8,467.96

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Solution

The fourth proportional to 12,658.36, 17,463.18 and 8,467.96 is: 11,682.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,658.36 : 17,463.18 = 8,467.96 : x
  2. Step 2: Convert to fraction form
    12,658.36/17,463.18 = 8,467.96/x
  3. Step 3: Cross multiply
    12,658.36x = 17,463.18 × 8,467.96
  4. Step 4: Simplify right side
    12,658.36x = 147,877,509.71
  5. Step 5: Solve for x
    x = 147,877,509.71/12,658.36
  6. Step 6: Final answer
    x = 11,682.20

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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.