Home / 14,658.48-21,996.72-12,223.44

Finding the Fourth Proportional to 14,658.48, 21,996.72 and 12,223.44

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Solution

The fourth proportional to 14,658.48, 21,996.72 and 12,223.44 is: 18,342.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,658.48 : 21,996.72 = 12,223.44 : x
  2. Step 2: Convert to fraction form
    14,658.48/21,996.72 = 12,223.44/x
  3. Step 3: Cross multiply
    14,658.48x = 21,996.72 × 12,223.44
  4. Step 4: Simplify right side
    14,658.48x = 268,875,587.12
  5. Step 5: Solve for x
    x = 268,875,587.12/14,658.48
  6. Step 6: Final answer
    x = 18,342.66

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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.