Home / 14,623.65-21,929.45-5,616.41

Finding the Fourth Proportional to 14,623.65, 21,929.45 and 5,616.41

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Solution

The fourth proportional to 14,623.65, 21,929.45 and 5,616.41 is: 8,422.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,623.65 : 21,929.45 = 5,616.41 : x
  2. Step 2: Convert to fraction form
    14,623.65/21,929.45 = 5,616.41/x
  3. Step 3: Cross multiply
    14,623.65x = 21,929.45 × 5,616.41
  4. Step 4: Simplify right side
    14,623.65x = 123,164,644.55
  5. Step 5: Solve for x
    x = 123,164,644.55/14,623.65
  6. Step 6: Final answer
    x = 8,422.29

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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.