Home / 14,461.65-21,677.67-8,208.45

Finding the Fourth Proportional to 14,461.65, 21,677.67 and 8,208.45

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Solution

The fourth proportional to 14,461.65, 21,677.67 and 8,208.45 is: 12,304.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,461.65 : 21,677.67 = 8,208.45 : x
  2. Step 2: Convert to fraction form
    14,461.65/21,677.67 = 8,208.45/x
  3. Step 3: Cross multiply
    14,461.65x = 21,677.67 × 8,208.45
  4. Step 4: Simplify right side
    14,461.65x = 177,940,070.31
  5. Step 5: Solve for x
    x = 177,940,070.31/14,461.65
  6. Step 6: Final answer
    x = 12,304.27

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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.